{"id":15201,"date":"2026-01-09T10:44:18","date_gmt":"2026-01-09T02:44:18","guid":{"rendered":"https:\/\/mightygrass.com\/?p=15201"},"modified":"2026-02-24T13:05:56","modified_gmt":"2026-02-24T05:05:56","slug":"how-baseball-field-size-layout-turf-system-selection","status":"publish","type":"post","link":"https:\/\/www.mightygrass.com\/ja\/how-baseball-field-size-layout-turf-system-selection\/","title":{"rendered":"\u91ce\u7403\u5834\u306e\u30b5\u30a4\u30ba\u30ec\u30a4\u30a2\u30a6\u30c8\u3068\u829d\u751f\u30b7\u30b9\u30c6\u30e0\u306e\u9078\u629e\u65b9\u6cd5"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/mightygrass.com\/wp-content\/uploads\/2026\/01\/shandong-baseball-field.jpg\" alt=\"\u5c71\u6771\u91ce\u7403\u5834\" class=\"wp-image-15214\" srcset=\"https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/shandong-baseball-field.jpg 800w, https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/shandong-baseball-field-300x200.jpg 300w, https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/shandong-baseball-field-768x512.jpg 768w, https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/shandong-baseball-field-18x12.jpg 18w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption 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href=\"https:\/\/www.mlb.com\/glossary\/rules\/field-dimensions\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">MLB\u516c\u5f0f\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/a>\u91ce\u7403\u5834\u3068\u306f\u3001\u7cbe\u5bc6\u306b\u8a2d\u8a08\u3055\u308c\u305f\u30b9\u30dd\u30fc\u30c4\u65bd\u8a2d\u3068\u5b9a\u7fa9\u3055\u308c\u308b\uff1a<\/p>\n\n\n\n<ul 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class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.mightygrass.com\/ja\/how-baseball-field-size-layout-turf-system-selection\/#FAQ\" >\u3088\u304f\u3042\u308b\u8cea\u554f<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.mightygrass.com\/ja\/how-baseball-field-size-layout-turf-system-selection\/#1_Pony_baseball_field_dimensions\" >1.\u30dd\u30cb\u30fc\u91ce\u7403\u5834\u306e\u5bf8\u6cd5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.mightygrass.com\/ja\/how-baseball-field-size-layout-turf-system-selection\/#2_How_big_is_a_baseball_infield\" >2.\u91ce\u7403\u306e\u5185\u91ce\u306e\u5e83\u3055\u306f\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/www.mightygrass.com\/ja\/how-baseball-field-size-layout-turf-system-selection\/#3_What_is_the_distance_from_mlb_pitchers_mound_to_home_plate\" >3.mlb\u306e\u30d4\u30c3\u30c1\u30e3\u30fc\u30de\u30a6\u30f3\u30c9\u304b\u3089\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u307e\u3067\u306e\u8ddd\u96e2\u306f\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/www.mightygrass.com\/ja\/how-baseball-field-size-layout-turf-system-selection\/#4_What_are_the_baseball_field_specifications\" >4.\u91ce\u7403\u5834\u306e\u4ed5\u69d8\u306f\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/www.mightygrass.com\/ja\/how-baseball-field-size-layout-turf-system-selection\/#5_What_is_the_baseball_base_length\" >5.\u91ce\u7403\u306e\u30d9\u30fc\u30b9\u30ec\u30f3\u30b0\u30b9\u306f\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/www.mightygrass.com\/ja\/how-baseball-field-size-layout-turf-system-selection\/#6_what_are_the_dimensions_of_a_baseball_field%EF%BC%9F\" >6. \u91ce\u7403\u5834\u306e\u5bf8\u6cd5\u306f\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/www.mightygrass.com\/ja\/how-baseball-field-size-layout-turf-system-selection\/#7_How_far_is_pitchers_mound_in_mlb_%EF%BC%9F\" >7.mlb\u306e\u30d4\u30c3\u30c1\u30e3\u30fc\u30de\u30a6\u30f3\u30c9\u306e\u8ddd\u96e2\u306f\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/www.mightygrass.com\/ja\/how-baseball-field-size-layout-turf-system-selection\/#8_How_wide_are_baseball_base_paths\" >8.\u91ce\u7403\u306e\u30d9\u30fc\u30b9\u30d1\u30b9\u306e\u5e45\u306f\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/www.mightygrass.com\/ja\/how-baseball-field-size-layout-turf-system-selection\/#9_What_is_the_size_of_home_plate\" >9.\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u306e\u5927\u304d\u3055\u306f\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/www.mightygrass.com\/ja\/how-baseball-field-size-layout-turf-system-selection\/#10_How_large_is_the_baseball_infield_dirt_area\" >10.\u91ce\u7403\u306e\u5185\u91ce\u306e\u571f\u306e\u9762\u7a4d\u306f\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/www.mightygrass.com\/ja\/how-baseball-field-size-layout-turf-system-selection\/#11_How_far_is_the_outfield_fence_from_home_plate\" >11.\u5916\u91ce\u30d5\u30a7\u30f3\u30b9\u3068\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u306e\u8ddd\u96e2\u306f\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/www.mightygrass.com\/ja\/how-baseball-field-size-layout-turf-system-selection\/#12_How_far_distance_from_home_to_second_in_softball\" >12.\u30bd\u30d5\u30c8\u30dc\u30fc\u30eb\u306b\u304a\u3051\u308b\u30db\u30fc\u30e0\u304b\u3089\u30bb\u30ab\u30f3\u30c9\u307e\u3067\u306e\u8ddd\u96e2<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Baseball_Field_Dimension_Accuracy_Matters_in_Construction\"><\/span>\u91ce\u7403\u5834\u306e\u5bf8\u6cd5\u7cbe\u5ea6\u304c\u5efa\u8a2d\u3067\u91cd\u8981\u306a\u7406\u7531<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5efa\u8a2d\u4e0a\u306e\u89b3\u70b9\u304b\u3089\u8a00\u3048\u3070\u3001\u91ce\u7403\u5834\u306e\u5bf8\u6cd5\u304c\u4e0d\u6b63\u78ba\u3067\u3042\u3063\u305f\u308a\u3001\u8aa4\u89e3\u3055\u308c\u3066\u3044\u305f\u308a\u3059\u308b\u3068\u3001\u6b21\u306e\u3088\u3046\u306a\u3053\u3068\u304c\u8d77\u3053\u308a\u3046\u308b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8aa4\u3063\u305f\u571f\u5730\u8a08\u753b<\/strong><br>\u5fc5\u8981\u306a\u9762\u7a4d\u3092\u904e\u5c0f\u8a55\u4fa1\u3059\u308b\u3068\u3001\u8a2d\u8a08\u306e\u5f8c\u671f\u6bb5\u968e\u3067\u59a5\u5354\u305b\u3056\u308b\u3092\u5f97\u306a\u304f\u306a\u3063\u305f\u308a\u3001\u30be\u30fc\u30cb\u30f3\u30b0\u306b\u62b5\u89e6\u3057\u305f\u308a\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/li>\n\n\n\n<li><strong>\u6392\u6c34\u3068\u659c\u9762\u5d29\u58ca<\/strong><br>\u5185\u91ce\u306e\u534a\u5f84\u3001\u30de\u30a6\u30f3\u30c9\u306e\u9ad8\u3055\u3001\u5916\u91ce\u306e\u52fe\u914d\u89d2\u5ea6\u306f\u3059\u3079\u3066\u6b63\u78ba\u306a\u30b8\u30aa\u30e1\u30c8\u30ea\u30fc\u306b\u3088\u3063\u3066\u6c7a\u307e\u308b\u3002<\/li>\n\n\n\n<li><strong>\u30b5\u30fc\u30d5\u30a7\u30b9\u30b7\u30b9\u30c6\u30e0\u306e\u30df\u30b9\u30de\u30c3\u30c1<\/strong><br>\u5929\u7136\u829d\u3001\u4eba\u5de5\u829d\u3001\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30fb\u30b7\u30b9\u30c6\u30e0\u3001\u30af\u30ec\u30fc\u30fb\u30a4\u30f3\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u3001\u305d\u308c\u305e\u308c\u7570\u306a\u308b\u30b5\u30d6\u30d9\u30fc\u30b9\u306e\u6df1\u3055\u3068\u8a31\u5bb9\u7bc4\u56f2\u3092\u5fc5\u8981\u3068\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u5b89\u5168\u6027\u3068\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306e\u30ea\u30b9\u30af<\/strong><br>\u30d5\u30a7\u30f3\u30b9\u306e\u8ddd\u96e2\u3001\u30d0\u30c3\u30af\u30b9\u30c8\u30c3\u30d7\u306e\u4f4d\u7f6e\u3001\u5841\u306e\u9593\u9694\u306f\u3001\u30d7\u30ec\u30fc\u30e4\u30fc\u306e\u5b89\u5168\u3084\u30ea\u30fc\u30b0\u306e\u8a8d\u5b9a\u306b\u5f71\u97ff\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u30b3\u30b9\u30c8\u8d85\u904e<\/strong><br>\u91ce\u7403\u306e\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u306e\u30b5\u30a4\u30ba\u306e\u8a08\u7b97\u9593\u9055\u3044\u306b\u3088\u308b\u624b\u76f4\u3057\u306f\u3001\u30d5\u30a3\u30fc\u30eb\u30c9\u5efa\u8a2d\u3067\u6700\u3082\u4e00\u822c\u7684\u306a\u96a0\u308c\u305f\u30b3\u30b9\u30c8\u306e1\u3064\u3067\u3042\u308b\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u3053\u306e\u305f\u3081\u3001\u30d7\u30ed\u306e\u5efa\u8a2d\u696d\u8005\u306f\u3001\u8996\u899a\u7684\u306a\u597d\u307f\u3067\u306f\u306a\u304f\u3001\u5e38\u306b\u5bf8\u6cd5\u306b\u57fa\u3065\u3044\u305f\u8a2d\u8a08\u304b\u3089\u59cb\u3081\u308b\u3002<\/p>\n\n\n\n<p class=\"has-text-align-center\"><a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjYwNDAiLCJ0b2dnbGUiOmZhbHNlfQ%3D%3D\">\u7121\u6599\u898b\u7a4d\u3082\u308a<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Baseball_Field_Terminology_Design_Measurement_Basics\"><\/span>\u91ce\u7403\u5834\u7528\u8a9e\uff08\u8a2d\u8a08\u30fb\u8a08\u6e2c\u306e\u57fa\u790e\u77e5\u8b58\uff09<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u6b63\u78ba\u306a\u6e2c\u5b9a\u306b\u5165\u308b\u524d\u306b\u3001\u8a2d\u8a08\u8005\u3068\u8acb\u8ca0\u696d\u8005\u304c\u5171\u901a\u306e\u5c02\u9580\u7528\u8a9e\u3092\u5171\u6709\u3059\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u4ee5\u4e0b\u306f\u3001\u91ce\u7403\u5834\u306e\u4ed5\u69d8\u3067\u666e\u904d\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u4e3b\u306a\u7528\u8a9e\u3067\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8 - \u30d7\u30ec\u30fc\u958b\u59cb\u70b9\u3068\u5f97\u70b9\u70b9<\/li>\n\n\n\n<li>\u30d9\u30fc\u30b9\uff08\u4e00\u5841\u30d9\u30fc\u30b9\uff0f\u4e8c\u5841\u30d9\u30fc\u30b9\uff0f\u4e09\u5841\u30d9\u30fc\u30b9\uff09 - \u5185\u91ce\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u306e\u30b3\u30fc\u30ca\u30fc\u306b\u8a2d\u7f6e<\/li>\n\n\n\n<li>\u30d9\u30fc\u30b9\u30d1\u30b9 - \u5404\u30d9\u30fc\u30b9\u3092\u7d50\u3076\u76f4\u7dda<\/li>\n\n\n\n<li>\u30d4\u30c3\u30c1\u30e3\u30fc\u30de\u30a6\u30f3\u30c9 - \u30d4\u30c3\u30c1\u30e3\u30fc\u304c\u6295\u7403\u3059\u308b\u5186\u5f62\u306e\u9ad8\u53f0\u3002<\/li>\n\n\n\n<li>\u30a4\u30f3\u30d5\u30a3\u30fc\u30eb\u30c9 - \u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u306e\u5185\u5074\u306e\u571f\u307e\u305f\u306f\u829d\u306e\u30a8\u30ea\u30a2<\/li>\n\n\n\n<li>\u5916\u91ce - \u5185\u91ce\u306e\u5916\u5074\u306b\u3042\u308b\u829d\u751f\u307e\u305f\u306f\u829d\u751f\u306e\u30a8\u30ea\u30a2\u3002<\/li>\n\n\n\n<li>\u30d5\u30a1\u30a6\u30eb\u30e9\u30a4\u30f3 - \u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u3089\u4e00\u5841\u5074\u3001\u4e09\u5841\u5074\u306b\u4f38\u3073\u308b\u30e9\u30a4\u30f3<\/li>\n\n\n\n<li>\u30d0\u30c3\u30af\u30b9\u30c8\u30c3\u30d7 - \u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u5f8c\u65b9\u306e\u4fdd\u8b77\u30d5\u30a7\u30f3\u30b9<\/li>\n<\/ul>\n\n\n\n<p>\u5404\u5e74\u9f62\u5c64\u3084\u30ea\u30fc\u30b0\u306b\u3088\u3063\u3066\u3001\u3053\u308c\u3089\u306e\u8981\u7d20\u306e\u8ddd\u96e2\u306f\u7570\u306a\u308b\u3002<\/p>\n\n\n\n<p>\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u300d\u306f\u6b63\u65b9\u5f62\u309245\u5ea6\u56de\u8ee2\u3055\u305b\u305f\u3082\u306e\u3060\u304c\u3001\u3059\u3079\u3066\u306e\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u304c\u540c\u3058\u5927\u304d\u3055\u3068\u306f\u9650\u3089\u306a\u3044\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306f\u3001\u30c7\u30b6\u30a4\u30ca\u30fc\u304c\u906d\u9047\u3059\u308b\u6700\u3082\u4e00\u822c\u7684\u306a\u30e6\u30fc\u30b9\u304a\u3088\u3073\u79fb\u884c\u671f\u306e\u5206\u91ce\u306e\u30ab\u30c6\u30b4\u30ea\u30fc\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"8U_Baseball_Field_Dimensions\"><\/span>8U\u91ce\u7403\u5834\u306e\u5bf8\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d9\u30fc\u30b9\u30d1\u30b9\uff1a\u7d0460\u30d5\u30a3\u30fc\u30c8\uff0818.29\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n\n\n\n<li>\u6295\u7403\u8ddd\u96e240\u30d5\u30a3\u30fc\u30c8\uff0812.19\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n\n\n\n<li>\u5916\u91ce\u30d5\u30a7\u30f3\u30b9150\uff5e180\u30d5\u30a3\u30fc\u30c8\uff0845.7\uff5e54.9\u30e1\u30fc\u30c8\u30eb\uff09<br><\/li>\n<\/ul>\n\n\n\n<p>\u4e3b\u306b\u5165\u9580\u30d7\u30ec\u30fc\u306b\u4f7f\u7528\u3055\u308c\u3001\u30ec\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u30fb\u30b9\u30da\u30fc\u30b7\u30f3\u30b0\u3088\u308a\u3082\u5b89\u5168\u6027\u3068\u8996\u8a8d\u6027\u304c\u512a\u5148\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"9U_Baseball_Field_Dimensions\"><\/span>9U\u91ce\u7403\u5834\u306e\u5bf8\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d9\u30fc\u30b9\u30d1\u30b9\uff1a60\u30d5\u30a3\u30fc\u30c8\uff0818.29\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n\n\n\n<li>\u6295\u7403\u8ddd\u96e246\u30d5\u30a3\u30fc\u30c8\uff0814.02\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n\n\n\n<li>\u5916\u91ce\u30d5\u30a7\u30f3\u30b9180\uff5e200\u30d5\u30a3\u30fc\u30c8\uff0854.9\uff5e61\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u30d4\u30c3\u30c1\u30f3\u30b0\u30e1\u30ab\u30cb\u30af\u30b9\u3084\u30d9\u30fc\u30b9\u30e9\u30f3\u30cb\u30f3\u30b0\u304c\u3088\u308a\u69cb\u9020\u5316\u3055\u308c\u308b\u6700\u521d\u306e\u30ec\u30d9\u30eb\u3067\u3042\u308b\u3053\u3068\u304c\u591a\u3044\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"10U_Baseball_Field_Dimensions\"><\/span>10U\u91ce\u7403\u5834\u306e\u5bf8\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d9\u30fc\u30b9\u30d1\u30b9\uff1a60\u30d5\u30a3\u30fc\u30c8\uff0818.29\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n\n\n\n<li>\u6295\u7403\u8ddd\u96e246\u30d5\u30a3\u30fc\u30c8\uff0814.02\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n\n\n\n<li>\u5916\u91ce\u30d5\u30a7\u30f3\u30b9180\uff5e200\u30d5\u30a3\u30fc\u30c8\uff0854.9\uff5e61\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u30d5\u30a3\u30fc\u30eb\u30c9\u30ec\u30a4\u30a2\u30a6\u30c8\u306f9U\u306b\u4f3c\u3066\u3044\u308b\u304c\u3001\u30d7\u30ec\u30fc\u306e\u30b9\u30d4\u30fc\u30c9\u304c\u4e0a\u304c\u308b\u305f\u3081\u3001\u65bd\u5de5\u516c\u5dee\u304c\u3088\u308a\u91cd\u8981\u306b\u306a\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"12U_Baseball_Field_Dimensions\"><\/span>12U\u91ce\u7403\u5834\u306e\u5bf8\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d9\u30fc\u30b9\u30d1\u30b9\uff1a21.34\u30e1\u30fc\u30c8\u30eb\uff0870\u30d5\u30a3\u30fc\u30c8\uff09<\/li>\n\n\n\n<li>\u6295\u7403\u8ddd\u96e250\u30d5\u30a3\u30fc\u30c8\uff0815.24\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n\n\n\n<li>\u5916\u91ce\u30d5\u30a7\u30f3\u30b9\uff1a200\uff5e225\u30d5\u30a3\u30fc\u30c8\uff0861\uff5e68.6\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u306f\u91cd\u8981\u306a\u79fb\u884c\u6bb5\u968e\u3067\u3042\u308b\u3002\u30d5\u30a3\u30fc\u30eb\u30c9\u304c12U\u3068\u30ec\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u30d7\u30ec\u30fc\u306e\u9593\u3067\u30ec\u30a4\u30a2\u30a6\u30c8\u3092\u300c\u5171\u6709\u300d\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u3001\u591a\u304f\u306e\u5efa\u8a2d\u4e0a\u306e\u554f\u984c\u304c\u767a\u751f\u3059\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"13U_Baseball_Field_Dimensions\"><\/span>13U\u91ce\u7403\u5834\u306e\u5bf8\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d9\u30fc\u30b9\u30d1\u30b9\uff1a90\u30d5\u30a3\u30fc\u30c8\uff0827.43\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n\n\n\n<li>\u6295\u7403\u8ddd\u96e2\uff1a60\u30d5\u30a3\u30fc\u30c86\u30a4\u30f3\u30c1\uff0818.44\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n\n\n\n<li>\u5916\u91ce\u30d5\u30a7\u30f3\u30b9300\u30d5\u30a3\u30fc\u30c8\u4ee5\u4e0a\uff0891.4\u30e1\u30fc\u30c8\u30eb\u4ee5\u4e0a\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u8a2d\u8a08\u306e\u89b3\u70b9\u304b\u3089\u306f\u300113U\u306f\u30d5\u30eb\u30b5\u30a4\u30ba\u306e\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u304c\u3001\u30bb\u30fc\u30d5\u30c6\u30a3\u30fb\u30d0\u30c3\u30d5\u30a1\u30fc\u306f\u4f9d\u7136\u3068\u3057\u3066\u30e6\u30fc\u30b9\u306e\u4f7f\u7528\u72b6\u6cc1\u3092\u53cd\u6620\u3057\u305f\u3082\u306e\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"MLB_Baseball_Field_Dimensions\"><\/span>MLB\u91ce\u7403\u5834\u306e\u5bf8\u6cd5&nbsp;<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Official_MLB_Baseball_Field_Specifications\"><\/span>MLB\u516c\u5f0f\u7403\u5834\u4ed5\u69d8<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>MLB\u306e\u91ce\u7403\u5834\u306f\u3001\u5185\u91ce\u306e\u5bf8\u6cd5\u306f\u6a19\u6e96\u5316\u3055\u308c\u3066\u3044\u308b\u304c\u3001\u5916\u91ce\u306e\u5bf8\u6cd5\u306f\u898f\u5b9a\u3055\u308c\u305f\u6700\u5c0f\u9650\u306e\u7bc4\u56f2\u5185\u3067\u69d8\u3005\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306f\u3001MLB\u306e\u91ce\u7403\u5834\u306e\u4e3b\u306a\u5bf8\u6cd5\u3092\u3001\u56fd\u969b\u7684\u306a\u8a2d\u8a08\u3084\u5efa\u8a2d\u306b\u4f7f\u7528\u3059\u308b\u305f\u3081\u306b\u30e1\u30fc\u30c8\u30eb\u5358\u4f4d\u306b\u63db\u7b97\u3057\u305f\u3082\u306e\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/strong><\/td><td><strong>\u8a08\u6e2c\uff08\u30d5\u30a3\u30fc\u30c8\uff09<\/strong><\/td><td><strong>\u6e2c\u5b9a\uff08\u30e1\u30fc\u30c8\u30eb\uff09<\/strong><\/td><\/tr><tr><td>\u30d9\u30fc\u30b9\u30d1\u30b9<\/td><td>90\u30d5\u30a3\u30fc\u30c8<\/td><td>27.43 m<\/td><\/tr><tr><td>\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u30892\u5841\u3078<\/td><td>127\u30d5\u30a3\u30fc\u30c83\u215c\u30a4\u30f3<\/td><td>38.79 m<\/td><\/tr><tr><td>\u6295\u7403\u8ddd\u96e2<\/td><td>60\u30d5\u30a3\u30fc\u30c86\u30a4\u30f3\u30c1<\/td><td>18.44 m<\/td><\/tr><tr><td>\u30d4\u30c3\u30c1\u30e3\u30fc\u30de\u30a6\u30f3\u30c9\u306e\u76f4\u5f84<\/td><td>18\u30d5\u30a3\u30fc\u30c8<\/td><td>5.49 m<\/td><\/tr><tr><td>\u30d4\u30c3\u30c1\u30e3\u30fc\u30de\u30a6\u30f3\u30c9\u306e\u9ad8\u3055<\/td><td>10\u30a4\u30f3\u30c1<\/td><td>0.254 m<\/td><\/tr><tr><td>\u5185\u91ce\u306e\u534a\u5f84<\/td><td>95\u30d5\u30a3\u30fc\u30c8<\/td><td>28.96 m<\/td><\/tr><tr><td>\u30d9\u30fc\u30b9\u30b5\u30a4\u30ba<\/td><td>18\u00d718\u30a4\u30f3\u30c1<\/td><td>0.457 \u00d7 0.457 m<\/td><\/tr><tr><td>\u6700\u4f4eLF\/RF\u30d5\u30a7\u30f3\u30b9<\/td><td>325\u30d5\u30a3\u30fc\u30c8<\/td><td>99.06 m<\/td><\/tr><tr><td>\u6700\u5c0fCF\u30d5\u30a7\u30f3\u30b9<\/td><td>400\u30d5\u30a3\u30fc\u30c8<\/td><td>121.92 m<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><em>\u91cd\u8981\u306a\u8a2d\u8a08\u4e0a\u306e\u6d1e\u5bdf\uff1a\u5916\u91ce\u306e\u8ddd\u96e2\u306f\u3055\u307e\u3056\u307e\u3060\u304c\u3001\u5185\u91ce\u306e\u30b8\u30aa\u30e1\u30c8\u30ea\u30fc\u306f\u8b72\u308c\u306a\u3044\u3002\u308f\u305a\u304b50\uff5e100\u30df\u30ea\u306e\u8aa4\u5dee\u304c\u3001\u30d9\u30fc\u30b9\u306e\u30a2\u30e9\u30a4\u30e1\u30f3\u30c8\u3001\u6392\u6c34\u52fe\u914d\u3001\u829d\u306e\u7d99\u304e\u76ee\u306e\u30ec\u30a4\u30a2\u30a6\u30c8\u306b\u5f71\u97ff\u3059\u308b\u3002<\/em><\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Who_MLB-Dimension_Fields_Are_Designed_For\"><\/span>MLB\u6b21\u5143\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u8ab0\u306e\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u306e\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>MLB\u6b21\u5143\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u9069\u3057\u3066\u3044\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30ea\u30fc\u30b0<\/li>\n\n\n\n<li>\u5927\u5b66\u30d7\u30ed\u30b0\u30e9\u30e0<\/li>\n\n\n\n<li>\u4e0a\u7d1a\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u30a2\u30ab\u30c7\u30df\u30fc<\/li>\n\n\n\n<li>\u30cf\u30a4\u30ec\u30d9\u30eb\u306a\u30c8\u30fc\u30ca\u30e1\u30f3\u30c8\u4f1a\u5834<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u3093\u306a\u4eba\u306b\u306f\u304a\u52e7\u3081\u3067\u304d\u306a\u3044\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u82e5\u8005\u512a\u5148\u306e\u65bd\u8a2d<\/li>\n\n\n\n<li>\u8907\u6570\u306e\u5e74\u9f62\u5c64\u304c\u5171\u6709\u3059\u308b\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30fb\u30d1\u30fc\u30af<\/li>\n\n\n\n<li>\u571f\u5730\u306e\u5236\u7d04\u304c4\u30a8\u30fc\u30ab\u30fc\u672a\u6e80\u306e\u6577\u5730<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Little_League_Baseball_Field_Dimensions\"><\/span>\u30ea\u30c8\u30eb\u30ea\u30fc\u30b0\u91ce\u7403\u5834\u306e\u5bf8\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u30ea\u30c8\u30eb\u30ea\u30fc\u30b0\u306e\u91ce\u7403\u5834\u306f\u3001\u30b9\u30b1\u30fc\u30eb\u306e\u5927\u304d\u306a\u30d7\u30ec\u30fc\u3068\u5b89\u5168\u6027\u3092\u512a\u5148\u3057\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p>\u5178\u578b\u7684\u306a\u5bf8\u6cd5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d9\u30fc\u30b9\u30d1\u30b9\uff1a60\u30d5\u30a3\u30fc\u30c8\uff0818.29\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n\n\n\n<li>\u6295\u7403\u8ddd\u96e246\u30d5\u30a3\u30fc\u30c8\uff0814.02\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n\n\n\n<li>\u5916\u91ce\u30d5\u30a7\u30f3\u30b9\uff1a61\u30e1\u30fc\u30c8\u30eb\uff08200\u30d5\u30a3\u30fc\u30c8\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u696d\u8005\u306e\u305f\u3081\u306e\u8a2d\u8a08\u4e0a\u306e\u6ce8\u610f\u30ea\u30c8\u30eb\u30ea\u30fc\u30b0\u306e\u30b0\u30e9\u30a6\u30f3\u30c9\u306f\u3001\u5e74\u9593\u306e\u4f7f\u7528\u5bc6\u5ea6\u304c\u6700\u3082\u9ad8\u3044\u3053\u3068\u304c\u591a\u3044\u305f\u3081\u3001\u6b63\u78ba\u306a\u6574\u5730\u3068\u6392\u6c34\u304c\u3001\u5e83\u3055\u4ee5\u4e0a\u306b\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u5916\u91ce\u30d5\u30a7\u30f3\u30b9\u306e\u8ddd\u96e2\u306f\u3001\u30ea\u30fc\u30b0\u306e\u30eb\u30fc\u30eb\u306b\u3082\u3088\u308a\u307e\u3059\u304c\u3001\u901a\u5e3845\uff5e60m\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"610\" src=\"https:\/\/mightygrass.com\/wp-content\/uploads\/2026\/01\/little-league-baseball-field-layout.jpg\" alt=\"\u30ea\u30c8\u30eb\u30ea\u30fc\u30b0\u91ce\u7403\u5834\u30ec\u30a4\u30a2\u30a6\u30c8\" class=\"wp-image-15212\" srcset=\"https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/little-league-baseball-field-layout.jpg 800w, https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/little-league-baseball-field-layout-300x229.jpg 300w, https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/little-league-baseball-field-layout-768x586.jpg 768w, https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/little-league-baseball-field-layout-16x12.jpg 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">\u30ea\u30c8\u30eb\u30ea\u30fc\u30b0\u91ce\u7403\u5834\u30ec\u30a4\u30a2\u30a6\u30c8<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"516\" src=\"https:\/\/mightygrass.com\/wp-content\/uploads\/2026\/01\/standard-little-league-field.jpg\" alt=\"\u6a19\u6e96\u30ea\u30c8\u30eb\u30ea\u30fc\u30b0\u30d5\u30a3\u30fc\u30eb\u30c9\" class=\"wp-image-15210\" srcset=\"https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/standard-little-league-field.jpg 600w, https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/standard-little-league-field-300x258.jpg 300w, https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/standard-little-league-field-14x12.jpg 14w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">\u6a19\u6e96\u30ea\u30c8\u30eb\u30ea\u30fc\u30b0\u30d5\u30a3\u30fc\u30eb\u30c9<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Pony_Baseball_Field_Dimensions\"><\/span>\u30dd\u30cb\u30fc\u91ce\u7403\u5834\u306e\u5bf8\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u30dd\u30cb\u30fc\u30ea\u30fc\u30b0\u306f\u30e6\u30fc\u30b9\u3068\u30ec\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u67b6\u3051\u6a4b\u3068\u306a\u308b\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u7684\u306a\u69cb\u6210\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d9\u30fc\u30b9\u30d1\u30b9\uff1a80\u30d5\u30a3\u30fc\u30c8\uff0824.38\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n\n\n\n<li>\u6295\u7403\u8ddd\u96e254\uff5e60\u30d5\u30a3\u30fc\u30c8\uff0816.46\uff5e18.29\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n\n\n\n<li>\u5916\u91ce\u30d5\u30a7\u30f3\u30b9\uff1a250\uff5e300\u30d5\u30a3\u30fc\u30c8\uff0876.2\uff5e91.4\u30e1\u30fc\u30c8\u30eb\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u5efa\u8a2d\u306e\u89b3\u70b9\u304b\u3089\u898b\u308b\u3068\u3001\u30dd\u30cb\u30fc\u30fb\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u3057\u3070\u3057\u3070\u5fc5\u8981\u3068\u3055\u308c\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30fb\u30d9\u30fc\u30b9\u30fb\u30a2\u30f3\u30ab\u30fc\u30fb\u30b7\u30b9\u30c6\u30e0<\/li>\n\n\n\n<li>\u67d4\u8edf\u306a\u30d5\u30a7\u30f3\u30b9\u30fb\u30ec\u30a4\u30a2\u30a6\u30c8<\/li>\n\n\n\n<li>\u88dc\u5f37\u3055\u308c\u305f\u9ad8\u6469\u8017\u5185\u91ce\u30be\u30fc\u30f3<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306a\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u3001\u3088\u308a\u5927\u304d\u306a\u571f\u5730\u306e\u78ba\u4fdd\u304c\u5fc5\u8981\u3067\u3042\u308a\u3001\u3057\u3070\u3057\u3070\u5730\u57df\u306e\u30c8\u30fc\u30ca\u30e1\u30f3\u30c8\u30b3\u30f3\u30d7\u30ec\u30c3\u30af\u30b9\u3067\u4f7f\u7528\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"608\" height=\"694\" src=\"https:\/\/mightygrass.com\/wp-content\/uploads\/2026\/01\/home-plate-to-outside-edge.png\" alt=\"\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u3089\u5916\u7e01\" class=\"wp-image-15211\" srcset=\"https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/home-plate-to-outside-edge.png 608w, https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/home-plate-to-outside-edge-263x300.png 263w, https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/home-plate-to-outside-edge-11x12.png 11w\" sizes=\"auto, (max-width: 608px) 100vw, 608px\" \/><figcaption class=\"wp-element-caption\">\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u3089\u5916\u7e01<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"High_School_College_Baseball_Stadium_Dimensions\"><\/span>\u9ad8\u6821\u30fb\u5927\u5b66\u91ce\u7403\u30b9\u30bf\u30b8\u30a2\u30e0\u306e\u5bf8\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u9ad8\u6821\u3084\u5927\u5b66\u306e\u91ce\u7403\u5834\u306f\u3001\u4e00\u822c\u7684\u306b\u898f\u5b9a\u5185\u91ce\u306e\u5bf8\u6cd5\u306b\u5408\u308f\u305b\u308b\u304c\u3001\u5916\u91ce\u306f\u9069\u5ea6\u306a\u5909\u5316\u3092\u8a31\u5bb9\u3059\u308b\u3002<\/p>\n\n\n\n<p><strong>\u5178\u578b\u7684\u306a\u6307\u6a19\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d9\u30fc\u30b9\u8ddd\u96e2\uff1a27.43m<\/li>\n\n\n\n<li>\u30d4\u30c3\u30c1\u8ddd\u96e2\uff1a18.44m<\/li>\n\n\n\n<li>\u5916\u91ce\u30d5\u30a7\u30f3\u30b990-120 m<\/li>\n\n\n\n<li>\u5fc5\u8981\u306a\u571f\u5730\u306e\u7dcf\u9762\u7a4d\uff1a\u225214,000\uff5e17,000m\u00b2\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u30b5\u30fc\u30d5\u30a7\u30b9\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3092\u8efd\u6e1b\u3057\u3001\u5e74\u9593\u4f7f\u7528\u91cf\u3092\u6700\u5927\u5316\u3059\u308b\u305f\u3081\u3001\u4eba\u5de5\u829d\u3084\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u829d\u304c\u597d\u307e\u308c\u308b\u50be\u5411\u306b\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u91cd\u8981\u306a\u8acb\u8ca0\u696d\u8005\u306e\u6d1e\u5bdf<br>\u5927\u5b66\u306e\u5206\u91ce\u3067\u306f\u3057\u3070\u3057\u3070\u5fc5\u8981\u3068\u3055\u308c\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3088\u308a\u5927\u304d\u306a\u30d5\u30a1\u30a6\u30eb\u30fb\u30c6\u30ea\u30c8\u30ea\u30fc<\/li>\n\n\n\n<li>\u8b66\u544a\u30c8\u30e9\u30c3\u30af\u306e\u62e1\u5927<\/li>\n\n\n\n<li>\u3088\u308a\u9ad8\u3044\u30d5\u30a7\u30f3\u30b9\u3068\u30cd\u30c3\u30c8\u306e\u57fa\u6e96<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u8981\u7d20\u306f\u3001\u571f\u5de5\u91cf\u3068\u8cc7\u6750\u91cf\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"608\" src=\"https:\/\/mightygrass.com\/wp-content\/uploads\/2026\/01\/little-league-baseball-field.jpg\" alt=\"\u5c11\u5e74\u91ce\u7403\u5834\" class=\"wp-image-15209\" srcset=\"https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/little-league-baseball-field.jpg 800w, https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/little-league-baseball-field-300x228.jpg 300w, https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/little-league-baseball-field-768x584.jpg 768w, https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/little-league-baseball-field-16x12.jpg 16w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">\u5c11\u5e74\u91ce\u7403\u5834<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"608\" height=\"501\" src=\"https:\/\/mightygrass.com\/wp-content\/uploads\/2026\/01\/baseball-field-69-feet.jpg\" alt=\"\u91ce\u7403\u5834 69\u30d5\u30a3\u30fc\u30c8\" class=\"wp-image-15213\" srcset=\"https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/baseball-field-69-feet.jpg 608w, https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/baseball-field-69-feet-300x247.jpg 300w, https:\/\/www.mightygrass.com\/wp-content\/uploads\/2026\/01\/baseball-field-69-feet-15x12.jpg 15w\" sizes=\"auto, (max-width: 608px) 100vw, 608px\" \/><figcaption class=\"wp-element-caption\">\u91ce\u7403\u5834 69\u30d5\u30a3\u30fc\u30c8<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Baseball_Field_Measurement_Notes\"><\/span>\u91ce\u7403\u5834\u306e\u6e2c\u5b9a\u30e1\u30e2<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u9577\u5e74\u306e\u73fe\u5834\u8a2d\u8a08\u3068\u65bd\u5de5\u306e\u7d4c\u9a13\u304b\u3089\u3001\u5bf8\u6cd5\u306b\u95a2\u9023\u3059\u308b\u4e0d\u5177\u5408\u306e\u591a\u304f\u306f4\u3064\u306e\u30ab\u30c6\u30b4\u30ea\u30fc\u306b\u5206\u985e\u3055\u308c\u308b\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Measuring_from_the_Wrong_Reference_Point\"><\/span>1.\u8aa4\u3063\u305f\u57fa\u6e96\u70b9\u304b\u3089\u306e\u6e2c\u5b9a<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u3059\u3079\u3066\u306e\u8a08\u6e2c\u306f\u3001\u524d\u7aef\u3067\u306f\u306a\u304f\u3001\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u306e\u5f8c\u65b9\u70b9\u3092\u8d77\u70b9\u3068\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Ignoring_Surface_Thickness\"><\/span>2.\u8868\u9762\u539a\u3055\u306e\u7121\u8996<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u829d\u751f\u30b7\u30b9\u30c6\u30e0\u3001\u30d9\u30fc\u30b9\u30a2\u30f3\u30ab\u30fc\u3001\u5185\u91ce\u30df\u30c3\u30af\u30b9\u306e\u6df1\u3055\u306f\u3059\u3079\u3066\u6700\u7d42\u7684\u306a\u6a19\u9ad8\u306b\u5f71\u97ff\u3059\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Overlooking_Safety_Runoff_Zones\"><\/span>3.\u30aa\u30fc\u30d0\u30fc\u30eb\u30c3\u30af\u5b89\u5168\u6d41\u51fa\u30be\u30fc\u30f3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u5bf8\u6cd5\u306f\u30d5\u30a1\u30a6\u30eb\u30e9\u30a4\u30f3\u3067\u7d42\u308f\u3089\u306a\u3044\u3002\u30d7\u30ec\u30fc\u30e4\u30fc\u306e\u30bb\u30fc\u30d5\u30c6\u30a3\u30fc\u30be\u30fc\u30f3\u3092\u542b\u3080\u3053\u3068\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Mixing_Standards_Across_Levels\"><\/span>4.\u30ec\u30d9\u30eb\u9593\u306e\u6df7\u5408\u57fa\u6e96<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u30ea\u30c8\u30eb\u30ea\u30fc\u30b0\u3068\u30ec\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u8981\u7d20\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3068\u3001\u3057\u3070\u3057\u3070\u4e0d\u9069\u5408\u306a\u30d5\u30a3\u30fc\u30eb\u30c9\u306b\u306a\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Baseball_Field_Dimensions_How_should_you_choose_an_artificial_turf_system\"><\/span>\u91ce\u7403\u5834\u306e\u5bf8\u6cd5\u3069\u306e\u3088\u3046\u306b\u4eba\u5de5\u829d\u30b7\u30b9\u30c6\u30e0\u3092\u9078\u3076\u3079\u304d\u304b\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u30d7\u30ed\u91ce\u7403\u306e\u30b0\u30e9\u30a6\u30f3\u30c9\u306f\u3001\u5358\u306b\u300c\u30b0\u30e9\u30a6\u30f3\u30c9\u5168\u4f53\u3092\u4eba\u5de5\u829d\u3067\u8986\u3046\u300d\u306e\u3067\u306f\u306a\u304f\u3001\u91ce\u7403\u5834\u306e\u4ed5\u69d8\u306b\u57fa\u3065\u3044\u305f\u30b7\u30b9\u30c6\u30de\u30c6\u30a3\u30c3\u30af\u306a\u30b0\u30e9\u30a6\u30f3\u30c9\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u30e6\u30fc\u30b9\u30d5\u30a3\u30fc\u30eb\u30c9\uff088U-12U\uff09\u3067\u306f\u3001\u5b89\u5168\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u3001\u8010\u4e45\u6027\u30fb\u8010\u6469\u8017\u6027\u306b\u512a\u308c\u305f\u4eba\u5de5\u829d\u7e4a\u7dad\u3092\u4f7f\u7528\u3057\u305f\u9ad8\u53cd\u767a\u30fb\u4f4e\u5bc6\u5ea6\u885d\u6483\u5438\u53ce\u30d1\u30c3\u30c9\u3092\u63a8\u5968\u3057\u3001\u30dd\u30cb\u30fc\u30d5\u30a3\u30fc\u30eb\u30c9\u3067\u306f\u3001\u5185\u91ce\u306b\u9ad8\u5bc6\u5ea6\u30fb\u30b7\u30e7\u30fc\u30c8\u30d1\u30a4\u30eb\u3067\u526a\u65ad\u62b5\u6297\u306e\u3042\u308b\u829d\u3092\u4f7f\u7528\u3057\u3001\u5916\u91ce\u3067\u306f\u30dc\u30fc\u30eb\u306e\u8ee2\u304c\u308a\u306e\u30ea\u30a2\u30eb\u3055\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u3001\u829d\u751f\u306e\u9ad8\u3055\u3092\u9ad8\u304f\u3059\u308b\u3053\u3068\u3092\u53ef\u80fd\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u30d5\u30a3\u30fc\u30eb\u30c9\u30ec\u30d9\u30eb<\/strong><\/td><td><strong>\u5178\u578b\u7684\u306a\u30e6\u30fc\u30b6\u30fc<\/strong><\/td><td><strong>\u4e3b\u8981\u5bf8\u6cd5 (m)<\/strong><\/td><td><strong>\u4f7f\u7528\u5f37\u5ea6<\/strong><\/td><td><strong>\u304a\u3059\u3059\u3081 <a href=\"https:\/\/mightygrass.com\/products-category\/sport\/\">\u4eba\u5de5\u829d\u30b7\u30b9\u30c6\u30e0<\/a><\/strong><\/td><td><strong>\u8a2d\u8a08\u30fb\u65bd\u5de5\u4e0a\u306e\u6ce8\u610f<\/strong><\/td><\/tr><tr><td><strong>8U \/ 9U<\/strong><\/td><td>\u30e6\u30fc\u30b9\u9078\u624b<\/td><td>\u584118.29\u6295\u7403\u8ddd\u96e2\uff1a10.67-13.11<\/td><td>\u30df\u30c7\u30a3\u30a2\u30e0-\u30ed\u30fc<\/td><td>\u30b7\u30e7\u30fc\u30c8\u30d1\u30a4\u30eb\u3001\u9ad8\u5bc6\u5ea6\u30e2\u30ce\u30d5\u30a3\u30e9\u30e1\u30f3\u30c8\u829d\u30d1\u30a4\u30eb\u9ad8\uff1a20\uff5e25 mm<\/td><td>\u5b89\u5168\u7b2c\u4e00\uff1b\u30a4\u30f3\u30d5\u30a3\u30eb\u306e\u98db\u6563\u3092\u6291\u3048\u308b\uff1b\u30b7\u30e7\u30c3\u30af\u30d1\u30c3\u30c9\u5c64\u306f\u5fc5\u9808<\/td><\/tr><tr><td><strong>10U \/ 12U<\/strong><\/td><td>\u30e6\u30fc\u30b9\u30fb\u30b3\u30f3\u30da\u30c6\u30a3\u30b7\u30e7\u30f3<\/td><td>\u5841\uff1a21.34\u6295\u7403\u8ddd\u96e2\uff1a14.02<\/td><td>\u4e2d\u304f\u3089\u3044<\/td><td>\u91ce\u7403\u5c02\u7528\u5185\u91ce\u624b<a href=\"https:\/\/mightygrass.com\/product\/mt-baseball-pro\/\">\u5916\u91ce\u829d\u751f\u30b7\u30b9\u30c6\u30e0<\/a> \u676d\u306e\u9ad8\u3055: 25-30 mm<\/td><td>\u5185\u91ce\u3068\u5916\u91ce\u3092\u5206\u96e2\u3057\u305f\u30b7\u30b9\u30c6\u30e0\u3067\u5185\u91ce\u306e\u5909\u5f62\u3092\u9632\u3050<\/td><\/tr><tr><td><strong>13U \/ \u30dd\u30cb\u30fc<\/strong><\/td><td>\u4e0a\u7d1a\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\uff06\u30ea\u30fc\u30b0\u6226<\/td><td>\u5841\uff1a24.38\u6295\u7403\u8ddd\u96e2\uff1a16.46<\/td><td>\u30df\u30c7\u30a3\u30a2\u30e0-\u30cf\u30a4<\/td><td>\u8010\u6469\u8017\u6027\u30e2\u30ce\u30d5\u30a3\u30e9\u30e1\u30f3\u30c8\u91ce\u7403\u829d \u30d1\u30a4\u30eb\u9ad8\uff1a30\uff5e35 mm<\/td><td>\u9078\u624b\u3078\u306e\u5f71\u97ff\u306f\u6210\u4eba\u30ec\u30d9\u30eb\u306b\u8fd1\u3065\u304f\u3002<\/td><\/tr><tr><td><strong>\u9ad8\u6821<\/strong><\/td><td>\u5b66\u6821\u30c1\u30fc\u30e0\u3068\u9ad8\u5f37\u5ea6\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0<\/td><td>\u5841\uff1a27.43\u6295\u7403\u8ddd\u96e2\uff1a18.44<\/td><td>\u9ad8\u3044<\/td><td>\u30d7\u30ed\u4ed5\u69d8 <a href=\"https:\/\/mightygrass.com\/products-category\/baseball-turf\/\">\u91ce\u7403\u829d\u30b7\u30b9\u30c6\u30e0<\/a> \u30d1\u30a4\u30eb\u9ad8: 35 mm<\/td><td>\u30d4\u30c3\u30c1\u30e3\u30fc\u30de\u30a6\u30f3\u30c9\u3068\u30d0\u30c3\u30bf\u30fc\u30dc\u30c3\u30af\u30b9\u306f\u72ec\u7acb\u3057\u305f\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u304c\u5fc5\u8981<\/td><\/tr><tr><td><strong>\u30ab\u30ec\u30c3\u30b8<\/strong><\/td><td>NCAA \/ \u30a8\u30ea\u30fc\u30c8\u5927\u4f1a<\/td><td>\u5841\uff1a27.43\u5916\u91ce\uff1a95-120<\/td><td>\u9ad8\u3044<\/td><td>\u30be\u30fc\u30f3\u30fb\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30fb\u30b7\u30b9\u30c6\u30e0\uff08\u5185\u91ce\u30fb\u5916\u91ce\uff09 \u5185\u91ce\uff1a35\uff5e40mm<\/td><td>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30d0\u30e9\u30f3\u30b9\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u52b9\u7387\u3092\u91cd\u8996<\/td><\/tr><tr><td><strong>MLB \/ \u30d7\u30ed<\/strong><\/td><td>\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u30fb\u30b3\u30f3\u30da\u30c6\u30a3\u30b7\u30e7\u30f3<\/td><td>\u30d9\u30fc\u30b9\uff1a27.43\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u7dcf\u9762\u7a4d\uff1a~18,000 m\u00b2<\/td><td>\u975e\u5e38\u306b\u9ad8\u3044<\/td><td>\u5b8c\u5168\u306b\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3055\u308c\u305f\u30d7\u30ed\u91ce\u7403\u7528\u829d\u751f\u30b7\u30b9\u30c6\u30e0<\/td><td>\u3059\u3079\u3066\u306e\u30b7\u30b9\u30c6\u30e0\u306f\u7cbe\u5bc6\u306b\u8a2d\u8a08\u3055\u308c\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Final_Professional_Insight\"><\/span>\u6700\u7d42\u7684\u306a\u30d7\u30ed\u306e\u6d1e\u5bdf<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u91ce\u7403\u5834\u306e\u5bf8\u6cd5\u306f\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3067\u306f\u306a\u304f\u3001\u69cb\u9020\u4e0a\u306e\u6c7a\u5b9a\u4e8b\u9805\u3067\u3042\u308b\u3002<br>\u8a2d\u8a08\u6bb5\u968e\u3067\u306e\u7cbe\u5ea6\u304c\u3001\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u4f55\u5341\u5e74\u3082\u6a5f\u80fd\u3059\u308b\u304b\u3001\u521d\u65e5\u304b\u3089\u82e6\u6226\u3059\u308b\u304b\u3092\u5de6\u53f3\u3059\u308b\u3002<\/p>\n\n\n\n<p>\u8a2d\u8a08\u8005\u3084\u8acb\u8ca0\u696d\u8005\u306b\u3068\u3063\u3066\u3001\u91ce\u7403\u5834\u306e\u5bf8\u6cd5\u3092\u30de\u30b9\u30bf\u30fc\u3059\u308b\u3053\u3068\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305d\u308c\u306f\u3001\u5b89\u5168\u306a\u30d7\u30ec\u30fc\u3001\u898f\u5236\u9075\u5b88\u3001\u305d\u3057\u3066\u9577\u671f\u7684\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u6210\u529f\u306e\u57fa\u790e\u3068\u306a\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"has-text-align-center\"><a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjYwNDAiLCJ0b2dnbGUiOmZhbHNlfQ%3D%3D\">\u7121\u6599\u898b\u7a4d\u3082\u308a<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"FAQ\"><\/span>\u3088\u304f\u3042\u308b\u8cea\u554f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Pony_baseball_field_dimensions\"><\/span>1.\u30dd\u30cb\u30fc\u91ce\u7403\u5834\u306e\u5bf8\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u30dd\u30cb\u30fc\u91ce\u7403\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u5927\u304d\u3055\u306f\u3001\u90e8\u9580\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u304c\u3001\u4e00\u822c\u7684\u306b\u898f\u5b9a\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u3088\u308a\u3082\u5c0f\u3055\u304f\u3001\u9078\u624b\u306e\u5e74\u9f62\u5c64\u306b\u5408\u308f\u305b\u3066\u8abf\u6574\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u30dd\u30cb\u30fc\u90e8\u9580\uff0813\uff5e14\u6b73\uff09\u306f80\u30d5\u30a3\u30fc\u30c8\u306e\u30d9\u30fc\u30b9\u306854\u30d5\u30a3\u30fc\u30c8\u306e\u6295\u7403\u8ddd\u96e2\u3092\u4f7f\u7528\u3057\u3001\u30d6\u30ed\u30f3\u30b3\u90e8\u9580\uff0811\uff5e12\u6b73\uff09\u306f70\u30d5\u30a3\u30fc\u30c8\u306e\u30d9\u30fc\u30b9\u306850\u30d5\u30a3\u30fc\u30c8\u306e\u6295\u7403\u8ddd\u96e2\u3092\u4f7f\u7528\u3059\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u90e8\u9580<\/td><td>\u5e74\u9f62\u5c64<\/td><td>\u30d9\u30fc\u30b9\u30d1\u30b9<\/td><td>\u6295\u7403\u8ddd\u96e2<\/td><\/tr><tr><td>\u30b7\u30a7\u30c8\u30e9\u30f3\u30c9<\/td><td>5-6<\/td><td>50\u30d5\u30a3\u30fc\u30c8<\/td><td>\u8a72\u5f53\u306a\u3057\uff08\u30de\u30b7\u30f3\u307e\u305f\u306f\u30b3\u30fc\u30c1\u30d4\u30c3\u30c1\uff09<\/td><\/tr><tr><td>\u30d4\u30f3\u30c8<\/td><td>7-8<\/td><td>60\u30d5\u30a3\u30fc\u30c8<\/td><td>40\u30d5\u30a3\u30fc\u30c8<\/td><\/tr><tr><td>\u30de\u30b9\u30bf\u30f3\u30b0<\/td><td>9-10<\/td><td>60\u30d5\u30a3\u30fc\u30c8<\/td><td>46\u30d5\u30a3\u30fc\u30c8<\/td><\/tr><tr><td>\u30d6\u30ed\u30f3\u30b3<\/td><td>11-12<\/td><td>70\u30d5\u30a3\u30fc\u30c8<\/td><td>50\u30d5\u30a3\u30fc\u30c8<\/td><\/tr><tr><td>\u30dd\u30cb\u30fc<\/td><td>13-14<\/td><td>80\u30d5\u30a3\u30fc\u30c8<\/td><td>54\u30d5\u30a3\u30fc\u30c8<\/td><\/tr><tr><td>\u30b3\u30eb\u30c8<\/td><td>15-16<\/td><td>90\u30d5\u30a3\u30fc\u30c8<\/td><td>60\u30d5\u30a3\u30fc\u30c8<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_How_big_is_a_baseball_infield\"><\/span>2.\u91ce\u7403\u306e\u5185\u91ce\u306e\u5e83\u3055\u306f\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u6a19\u6e96\u7684\u306a\u91ce\u7403\u306e\u5185\u91ce\u306f\u3001\u4e00\u8fba\u304c27.43\u30e1\u30fc\u30c8\u30eb\uff0890\u30d5\u30a3\u30fc\u30c8\uff09\u306e\u6b63\u65b9\u5f62\u3067\u3001\u30d9\u30fc\u30b9\u30d1\u30b9\u3092\u5f62\u6210\u3059\u308b\u3002\u30d4\u30c3\u30c1\u30f3\u30b0\u30de\u30a6\u30f3\u30c9\u306f\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u308960\u30d5\u30a3\u30fc\u30c86\u30a4\u30f3\u30c1\uff08\u7d041.6\u30e1\u30fc\u30c8\u30eb\uff09\u306e\u4f4d\u7f6e\u306b\u3042\u308b\u3002\u4f4e\u5b66\u5e74\u306e\u9078\u624b\u306e\u5834\u5408\u3001\u5185\u91ce\u306e\u5bf8\u6cd5\u306f\u7e2e\u5c0f\u3055\u308c\u3001\u30ea\u30c8\u30eb\u30ea\u30fc\u30b0\u3067\u306f60\u30d5\u30a3\u30fc\u30c8\u3001\u4e2d\u5b66\u751f\u3067\u306f70\u30d5\u30a3\u30fc\u30c8\u307e\u305f\u306f80\u30d5\u30a3\u30fc\u30c8\u3068\u3044\u3046\u306e\u304c\u4e00\u822c\u7684\u3067\u3042\u308b\u3002<br>\u30d4\u30c3\u30c1\u30e3\u30fc\u30de\u30a6\u30f3\u30c9\u3068\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u306e\u9762\u7a4d\u3092\u542b\u3080\u5185\u91ce\u306e\u7dcf\u9762\u7a4d\u306f\u3001\u8a2d\u8a08\u306e\u8a73\u7d30\u306b\u3082\u3088\u308b\u304c\u3001\u7d04750\uff5e800\u5e73\u65b9\u30e1\u30fc\u30c8\u30eb\u3002<\/p>\n\n\n\n<p>\u30d7\u30ed\u91ce\u7403\u30d5\u30a3\u30fc\u30eb\u30c9<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d9\u30fc\u30b9\u30d1\u30b9\u306e\u9577\u3055\uff1a\u5404\u30d9\u30fc\u30b9\u959390\u30d5\u30a3\u30fc\u30c8<\/li>\n\n\n\n<li>\u30d4\u30c3\u30c1\u30f3\u30b0\u30de\u30a6\u30f3\u30c9\u306e\u8ddd\u96e2\uff1a\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u308960\u30d5\u30a3\u30fc\u30c86\u30a4\u30f3\u30c1<\/li>\n<\/ul>\n\n\n\n<p>\u5c11\u5e74\u30fb\u30a2\u30de\u30c1\u30e5\u30a2\u91ce\u7403\u5834<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30ea\u30c8\u30eb\u30ea\u30fc\u30b0\uff089\uff5e12\u6b73\uff09\uff1a<\/li>\n\n\n\n<li>\u30df\u30c9\u30eb\u30b9\u30af\u30fc\u30eb\uff0f\u30a4\u30f3\u30bf\u30fc\u30df\u30c7\u30a3\u30a8\u30a4\u30c8\uff0811\uff5e13\u6b73\uff09\uff1a\u5841\u9593\u306f70\u30d5\u30a3\u30fc\u30c8\u304b80\u30d5\u30a3\u30fc\u30c8\u3001\u6295\u7403\u8ddd\u96e2\u306f\u30ea\u30fc\u30b0\u306b\u3088\u3063\u306650\u30d5\u30a3\u30fc\u30c8\u300154\u30d5\u30a3\u30fc\u30c8\u300160\u30d5\u30a3\u30fc\u30c86\u30a4\u30f3\u30c1\u3002<\/li>\n\n\n\n<li>\u9ad8\u6821\uff1a\u5841\u959390\u30d5\u30a3\u30fc\u30c8\u3001\u30d7\u30ed\u306e\u5bf8\u6cd5\u3068\u540c\u3058<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_What_is_the_distance_from_mlb_pitchers_mound_to_home_plate\"><\/span>3.mlb\u306e\u30d4\u30c3\u30c1\u30e3\u30fc\u30de\u30a6\u30f3\u30c9\u304b\u3089\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u307e\u3067\u306e\u8ddd\u96e2\u306f\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u3089\u4e00\u5841\u30d9\u30fc\u30b9\u307e\u3067\u306e\u8ddd\u96e2\u306f27.43\u30e1\u30fc\u30c8\u30eb\u3067\u3001\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u306e\u5f8c\u65b9\u5148\u7aef\u304b\u3089\u4e00\u5841\u30d9\u30fc\u30b9\u5185\u89d2\u307e\u3067\u6e2c\u3063\u305f\u3082\u306e\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u30e1\u30b8\u30e3\u30fc\u30ea\u30fc\u30b0\u306e\u30d4\u30c3\u30c1\u30e3\u30fc\u30de\u30a6\u30f3\u30c9\u304b\u3089\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u307e\u3067\u306e\u8ddd\u96e2\u306f60\u30d5\u30a3\u30fc\u30c86\u30a4\u30f3\u30c1\u3002\u3053\u306e\u8ddd\u96e2\u306f\u3001\u30d4\u30c3\u30c1\u30e3\u30fc\u30e9\u30d0\u30fc\u306e\u524d\u7aef\u304b\u3089\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u306e\u5f8c\u7aef\u307e\u3067\u306e\u8ddd\u96e2\u3067\u3042\u308a\u3001\u6295\u624b\u3068\u6253\u8005\u306e\u9593\u3067\u8a66\u5408\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u53d6\u308b\u305f\u3081\u306b1893\u5e74\u306b\u5236\u5b9a\u3055\u308c\u305f\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u516c\u5f0f\u8a08\u6e2c\uff1a\u6b63\u5f0f\u306a\u8ddd\u96e2\u306f\u3001\u30d4\u30c3\u30c1\u30f3\u30b0\u30e9\u30d0\u30fc\u306e\u6b63\u9762\u304b\u3089\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u306e\u5f8c\u65b9\u70b9\u307e\u306760\u30d5\u30a3\u30fc\u30c86\u30a4\u30f3\u30c1\u3002<\/li>\n\n\n\n<li>\u6b74\u53f2\u7684\u80cc\u666f\u3053\u306e\u8ddd\u96e2\u306f\u3001\u30aa\u30fc\u30d0\u30fc\u30cf\u30f3\u30c9\u6295\u6cd5\u304c\u5c0e\u5165\u3055\u308c\u305f1893\u5e74\u306b\u3001\u6253\u8005\u304c\u53cd\u5fdc\u3059\u308b\u6642\u9593\u3092\u5897\u3084\u3059\u305f\u3081\u306b\u3001\u30de\u30a6\u30f3\u30c9\u304c50\u30d5\u30a3\u30fc\u30c8\u304b\u3089\u5f8c\u308d\u306b\u79fb\u3055\u308c\u305f\u3068\u304d\u306b\u8a2d\u5b9a\u3055\u308c\u305f\u3002<\/li>\n\n\n\n<li>\u7406\u7531\u6295\u624b\u304c\u30b2\u30fc\u30e0\u3092\u652f\u914d\u3059\u308b\u306e\u306f\u96e3\u3057\u304f\u3001\u6253\u8005\u304c\u6253\u3064\u306e\u306f\u7c21\u5358\u3059\u304e\u308b\u305f\u3081\u3001\u30b2\u30fc\u30e0\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u3068\u308b\u305f\u3081\u306b\u3053\u306e\u8ddd\u96e2\u304c\u9078\u3070\u308c\u305f\u300260\u30d5\u30a3\u30fc\u30c86\u30a4\u30f3\u30c1\u3068\u3044\u3046\u8ddd\u96e2\u306f\u3001\u30d7\u30ed\u306e\u30d7\u30ec\u30fc\u306b\u7406\u60f3\u7684\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u3063\u305f\u3002<\/li>\n\n\n\n<li>\u8ddd\u96e2\u306e\u9055\u3044\uff1a\u4ed6\u306e\u30ea\u30fc\u30b0\u3067\u306f\u6295\u7403\u8ddd\u96e2\u304c\u7570\u306a\u308b\u3002\u4f8b\u3048\u3070\u3001\u30ea\u30c8\u30eb\u30ea\u30fc\u30b0\uff0811\uff5e12\u6b73\uff09\u306f50\u30d5\u30a3\u30fc\u30c8\uff08\u7d041.6\u30e1\u30fc\u30c8\u30eb\uff09\u3001\u9ad8\u6821\u91ce\u7403\u306f60\u30d5\u30a3\u30fc\u30c8\uff08\u7d041.6\u30e1\u30fc\u30c8\u30eb\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_What_are_the_baseball_field_specifications\"><\/span>4.\u91ce\u7403\u5834\u306e\u4ed5\u69d8\u306f\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u6a19\u6e96\u7684\u306a\u30d7\u30ed\u91ce\u7403\u3084\u9ad8\u6821\u91ce\u7403\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u300190\u30d5\u30a3\u30fc\u30c8\u306e\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u3092\u5099\u3048\u3001\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u3089\u30d4\u30c3\u30c1\u30e3\u30fc\u30e9\u30d0\u30fc\u307e\u3067\u306e\u6295\u7403\u8ddd\u96e2\u306f60\u30d5\u30a3\u30fc\u30c86\u30a4\u30f3\u30c1\u3067\u3042\u308b\u3002\u4e3b\u306a\u5bf8\u6cd5\u3068\u3057\u3066\u306f\u3001\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u3089\u30d0\u30c3\u30af\u30b9\u30bf\u30f3\u30c9\u307e\u3067\u306e\u8ddd\u96e2\u304c60\u30d5\u30a3\u30fc\u30c8\uff08\u7d048\u30e1\u30fc\u30c8\u30eb\uff09\u3001\u5916\u91ce\u30d5\u30a7\u30f3\u30b9\u306f\u30d5\u30a1\u30a6\u30eb\u30e9\u30a4\u30f3\u307e\u3067325\u30d5\u30a3\u30fc\u30c8\uff08\u7d048\u30e1\u30fc\u30c8\u30eb\uff09\u4ee5\u4e0a\u3001\u30bb\u30f3\u30bf\u30fc\u30d5\u30a3\u30fc\u30eb\u30c9\u307e\u3067400\u30d5\u30a3\u30fc\u30c8\uff08\u7d048\u30e1\u30fc\u30c8\u30eb\uff09\u4ee5\u4e0a\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u30a4\u30f3\u30d5\u30a3\u30fc\u30eb\u30c9<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d9\u30fc\u30b9\u30d1\u30b9\uff1a\u5404\u5841\u959390\u30d5\u30a3\u30fc\u30c8\u3002<\/li>\n\n\n\n<li>\u30d4\u30c3\u30c1\u30f3\u30b0\u30de\u30a6\u30f3\u30c9\uff1a\u30d4\u30c3\u30c1\u30f3\u30b0\u30e9\u30d0\u30fc\u306e\u524d\u304b\u3089\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u306e\u5f8c\u308d\u307e\u306760\u30d5\u30a3\u30fc\u30c866\u30a4\u30f3\u30c1\u3002<\/li>\n\n\n\n<li>\u30de\u30a6\u30f3\u30c9\u306e\u76f4\u5f84\uff1a1818 18\u30d5\u30a3\u30fc\u30c8\u3002<\/li>\n\n\n\n<li>\u30de\u30a6\u30f3\u30c9\u306e\u9ad8\u3055\uff1a 1010 10<\/li>\n\n\n\n<li>\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\uff1a\u4e94\u89d2\u5f62\u306e\u5e73\u677f\u3067\u300117\u30a4\u30f3\u30c1\u306e\u9762\u304c\u6295\u624b\u5074\u306b\u5411\u304f\u3002<\/li>\n\n\n\n<li>\u30d9\u30fc\u30b9\uff1a\u6b63\u65b9\u5f62\u306e\u888b\u3001\u4e00\u8fba\u304c1515\u30bb\u30f3\u30c1\u3002<\/li>\n\n\n\n<li>\u5185\u91ce\u30a2\u30fc\u30af\u534a\u5f84\uff1a9595 95\u30d5\u30a3\u30fc\u30c8\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u5916\u91ce\u624b<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30a1\u30a6\u30eb\u30e9\u30a4\u30f3\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u3089\u5916\u91ce\u30d5\u30a7\u30f3\u30b9\u307e\u3067\u6700\u4f4e325325\u30d5\u30a3\u30fc\u30c8\u3002<\/li>\n\n\n\n<li>\u30bb\u30f3\u30bf\u30fc\u30d5\u30a7\u30f3\u30b9\uff1a\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u3089\u6700\u4f4e400400\u30d5\u30a3\u30fc\u30c8\u3002<\/li>\n\n\n\n<li>\u5916\u91ce\u30d5\u30a7\u30f3\u30b9\u306e\u9ad8\u3055\uff1a\u901a\u5e3888 8\u30d5\u30a3\u30fc\u30c8\u304b\u30891212 12\u30d5\u30a3\u30fc\u30c8\u3060\u304c\u3001\u516c\u5712\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u5834\u5408\u304c\u3042\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u305d\u306e\u4ed6<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d0\u30c3\u30af\u30b9\u30c8\u30c3\u30d7\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u5f8c\u65b9\u6700\u4f4e6060\u30e1\u30fc\u30c8\u30eb\u3002<\/li>\n\n\n\n<li>\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u30fb\u30b5\u30fc\u30af\u30ebA 2626 26<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_What_is_the_baseball_base_length\"><\/span>5.\u91ce\u7403\u306e\u30d9\u30fc\u30b9\u30ec\u30f3\u30b0\u30b9\u306f\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u91ce\u7403\u306e\u5841\u9593\u306e\u9577\u3055\u306f\u3001\u30d7\u30ed\u3001\u5927\u5b66\u3001\u9ad8\u6821\u30ea\u30fc\u30b0\u3067\u306f90\u30d5\u30a3\u30fc\u30c8\uff08\u7d0412\u30e1\u30fc\u30c8\u30eb\uff09\u3002\u3057\u304b\u3057\u3001\u30e6\u30fc\u30b9\u30ea\u30fc\u30b0\u3067\u306f\u8ddd\u96e2\u304c\u77ed\u304f\u306a\u308a\u3001\u30d9\u30fc\u30b9\u30d1\u30b9\u306f\u5e74\u9f62\u5c64\u3084\u30ea\u30fc\u30b0\u306b\u3088\u3063\u306650\u30d5\u30a3\u30fc\u30c8\u304b\u308980\u30d5\u30a3\u30fc\u30c8\u3068\u306a\u308b\u3002\u5841\u81ea\u4f53\u306e\u5bf8\u6cd5\u306f\u3001MLB\u3067\u306f18\u30a4\u30f3\u30c1\u00d718\u30a4\u30f3\u30c1\u3067\u3001\u5f93\u6765\u306e15\u30a4\u30f3\u30c1\u304b\u3089\u5927\u304d\u304f\u306a\u3063\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<p>\u30ea\u30fc\u30b0\u5225\u306e\u30d9\u30fc\u30b9\u30d1\u30b9\u306e\u9577\u3055<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d7\u30ed\u3001\u5927\u5b66\u3001\u9ad8\u6821\uff1a90\u30d5\u30a3\u30fc\u30c8<\/li>\n\n\n\n<li>\u30e6\u30fc\u30b9\u30ea\u30fc\u30b0\uff08\u30dd\u30cb\u30fc\uff09\uff1a50\u30d5\u30a3\u30fc\u30c8\uff08\u30b7\u30a7\u30c8\u30e9\u30f3\u30c9\uff09\u300160\u30d5\u30a3\u30fc\u30c8\uff08\u30d4\u30f3\u30c8\uff09\u300170\u30d5\u30a3\u30fc\u30c8\uff08\u30d6\u30ed\u30f3\u30b3\uff09\u300180\u30d5\u30a3\u30fc\u30c8\uff08\u30dd\u30cb\u30fc\uff09<\/li>\n\n\n\n<li>\u30ea\u30c8\u30eb\u30ea\u30fc\u30b060\u30d5\u30a3\u30fc\u30c8<\/li>\n<\/ul>\n\n\n\n<p>\u30d9\u30fc\u30b9\u5bf8\u6cd5<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>MLB\uff08\u30e1\u30b8\u30e3\u30fc\u30ea\u30fc\u30b0\u30d9\u30fc\u30b9\u30dc\u30fc\u30eb\uff09\uff1a18\u30a4\u30f3\u30c1\u00d718\u30a4\u30f3\u30c1<\/li>\n\n\n\n<li>\u30e6\u30fc\u30b9\u30ea\u30fc\u30b0\u30d9\u30fc\u30b9\u30d1\u30b9\u306e\u8ddd\u96e2\u306f\u30ea\u30fc\u30b0\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u304c\u3001\u7269\u7406\u7684\u306a\u30d9\u30fc\u30b9\u81ea\u4f53\u306f\u3001\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3092\u9664\u304d\u3001\u901a\u5e3815\u30a4\u30f3\u30c1\u00d715\u30a4\u30f3\u30c1\u3067\u3042\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_what_are_the_dimensions_of_a_baseball_field%EF%BC%9F\"><\/span>6. \u91ce\u7403\u5834\u306e\u5bf8\u6cd5\u306f\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u6a19\u6e96\u7684\u306a\u793e\u4f1a\u4eba\u91ce\u7403\u5834\u306e\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u306f90\u30d5\u30a3\u30fc\u30c8\u3001\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u3089\u30d4\u30c3\u30c1\u30e3\u30fc\u30e9\u30d0\u30fc\u307e\u3067\u306e\u8ddd\u96e2\u306f60\u30d5\u30a3\u30fc\u30c86\u30a4\u30f3\u30c1\u3001\u30db\u30fc\u30e0\u30d9\u30fc\u30b9\u304b\u3089\u4e8c\u5841\u30d9\u30fc\u30b9\u307e\u3067\u306e\u8ddd\u96e2\u306f127\u30d5\u30a3\u30fc\u30c8338\u30a4\u30f3\u30c1\u3067\u3042\u308b\u3002\u5916\u91ce\u30d5\u30a7\u30f3\u30b9\u306e\u5bf8\u6cd5\u306f\u3055\u307e\u3056\u307e\u3060\u304c\u3001\u30d7\u30ed\u3084\u5927\u5b66\u306e\u30b0\u30e9\u30a6\u30f3\u30c9\u306e\u5834\u5408\u3001\u30d5\u30a1\u30a6\u30eb\u30e9\u30a4\u30f3\u306f\u30d5\u30a7\u30f3\u30b9\u307e\u3067325\u30d5\u30a3\u30fc\u30c8\u4ee5\u4e0a\u3001\u4e2d\u5805\u30d5\u30a7\u30f3\u30b9\u306f\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u3089400\u30d5\u30a3\u30fc\u30c8\u4ee5\u4e0a\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<\/p>\n\n\n\n<p>\u30a4\u30f3\u30d5\u30a3\u30fc\u30eb\u30c9<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u57fa\u6e96\u8ddd\u96e2\uff1a90\u30d5\u30a3\u30fc\u30c8\uff08\u30d7\u30ed\u3001\u5927\u5b66\u3001\u9ad8\u6821\u7528\uff09<\/li>\n\n\n\n<li>\u30db\u30fc\u30e0\u304b\u3089\u4e8c\u5841\u307e\u3067127\u30d5\u30a3\u30fc\u30c8338\u30a4\u30f3\u30c1<\/li>\n\n\n\n<li>\u30d4\u30c3\u30c1\u30f3\u30b0\u30de\u30a6\u30f3\u30c9\uff08\u30db\u30fc\u30e0\u304b\u3089\u30e9\u30d0\u30fc\u307e\u3067\uff09\uff1a60\u30d5\u30a3\u30fc\u30c86\u30a4\u30f3\u30c1<\/li>\n\n\n\n<li>\u30d4\u30c3\u30c1\u30f3\u30b0\u30de\u30a6\u30f3\u30c9\u306e\u76f4\u5f84\uff1a<\/li>\n\n\n\n<li>\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u3089\u30d0\u30c3\u30af\u30b9\u30bf\u30f3\u30c9\u307e\u3067\uff1a60\u30d5\u30a3\u30fc\u30c8<\/li>\n<\/ul>\n\n\n\n<p>\u5916\u91ce\u624b<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30a1\u30a6\u30eb\u30e9\u30a4\u30f3\uff08\u5bb6\u304b\u3089\u30d5\u30a7\u30f3\u30b9\u307e\u3067\uff09\uff1a\u6700\u4f4e325\u30d5\u30a3\u30fc\u30c8<\/li>\n\n\n\n<li>\u30bb\u30f3\u30bf\u30fc\u30d5\u30a3\u30fc\u30eb\u30c9\uff08\u30db\u30fc\u30e0\u304b\u3089\u30d5\u30a7\u30f3\u30b9\u307e\u3067\uff09\uff1a\u6700\u4f4e400\u30d5\u30a3\u30fc\u30c8<\/li>\n\n\n\n<li>\u8b66\u544a\u30c8\u30e9\u30c3\u30af\uff1a\u901a\u5e38\u3001\u5916\u91ce\u30d5\u30a7\u30f3\u30b9\u306b\u6cbf\u3063\u306610\uff5e15\u30d5\u30a3\u30fc\u30c8\u306e\u5e45\u3067\u9078\u624b\u306b\u6ce8\u610f\u3092\u4fc3\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u305d\u306e\u4ed6\u306e\u8a73\u7d30<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d9\u30fc\u30b9\uff1a15\u30a4\u30f3\u30c1\u89d2<\/li>\n\n\n\n<li>\u5185\u91ce\u30a2\u30fc\u30af\u534a\u5f84\uff1a95\u30d5\u30a3\u30fc\u30c8<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"7_How_far_is_pitchers_mound_in_mlb_%EF%BC%9F\"><\/span>7.mlb\u306e\u30d4\u30c3\u30c1\u30e3\u30fc\u30de\u30a6\u30f3\u30c9\u306e\u8ddd\u96e2\u306f\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u30e1\u30b8\u30e3\u30fc\u30ea\u30fc\u30b0\u306e\u30d4\u30c3\u30c1\u30e3\u30fc\u30de\u30a6\u30f3\u30c9\u306f\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u308960\u30d5\u30a3\u30fc\u30c86\u30a4\u30f3\u30c1\u3002\u3053\u306e\u6a19\u6e96\u7684\u306a\u8ddd\u96e2\u306f\u3001\u30d4\u30c3\u30c1\u30e3\u30fc\u30e9\u30d0\u30fc\uff08\u30d7\u30ec\u30fc\u30c8\uff09\u306e\u524d\u7aef\u304b\u3089\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u306e\u5f8c\u65b9\u70b9\u307e\u3067\u306e\u8ddd\u96e2\u3067\u3042\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"8_How_wide_are_baseball_base_paths\"><\/span>8.\u91ce\u7403\u306e\u30d9\u30fc\u30b9\u30d1\u30b9\u306e\u5e45\u306f\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u30d9\u30fc\u30b9\u30d1\u30b9\u306e\u5e45\u306f\u901a\u5e381.83\u30e1\u30fc\u30c8\u30eb\u3067\u3001\u829d\u751f\u30e9\u30a4\u30f3\u306e\u7aef\u304b\u3089\u30d5\u30a1\u30a6\u30eb\u30e9\u30a4\u30f3\u307e\u3067\u3092\u6e2c\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"9_What_is_the_size_of_home_plate\"><\/span>9.\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u306e\u5927\u304d\u3055\u306f\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u306f\u3001\u5e4543.2cm\u3001\u9577\u305543.2cm\u306e5\u9762\u306e\u30b4\u30e0\u88fd\u30b9\u30e9\u30d6\u3067\u3001\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u8868\u9762\u3068\u540c\u3058\u9ad8\u3055\u306b\u57cb\u3081\u8fbc\u307e\u308c\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"10_How_large_is_the_baseball_infield_dirt_area\"><\/span>10.\u91ce\u7403\u306e\u5185\u91ce\u306e\u571f\u306e\u9762\u7a4d\u306f\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u5185\u91ce\u306e\u571f\u306e\u9762\u7a4d\uff08\u30b9\u30ad\u30f3\u5185\u91ce\uff09\u306f\u3001\u30d9\u30fc\u30b9\u30ab\u30c3\u30c8\u5468\u8fba\u306b\u829d\u751f\u3092\u4f7f\u3046\u304b\u829d\u3092\u4f7f\u3046\u304b\u306b\u3082\u3088\u308b\u304c\u3001\u901a\u5e38550\uff5e650\u5e73\u65b9\u30e1\u30fc\u30c8\u30eb\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"11_How_far_is_the_outfield_fence_from_home_plate\"><\/span>11.\u5916\u91ce\u30d5\u30a7\u30f3\u30b9\u3068\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u306e\u8ddd\u96e2\u306f\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u5916\u91ce\u30d5\u30a7\u30f3\u30b9\u306e\u8ddd\u96e2\u306f\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u7a2e\u985e\u306b\u3088\u3063\u3066\u7570\u306a\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5de6\u53f3\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\uff1a95\uff5e100\u30e1\u30fc\u30c8\u30eb<\/li>\n\n\n\n<li>\u30bb\u30f3\u30bf\u30fc\u30d5\u30a3\u30fc\u30eb\u30c9\uff1a120\uff5e125\u30e1\u30fc\u30c8\u30eb<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u8ddd\u96e2\u306f\u30e6\u30fc\u30b9\u3001\u30a2\u30de\u30c1\u30e5\u30a2\u3001\u30d7\u30ed\u3067\u7570\u306a\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"12_How_far_distance_from_home_to_second_in_softball\"><\/span>12.\u30bd\u30d5\u30c8\u30dc\u30fc\u30eb\u306b\u304a\u3051\u308b\u30db\u30fc\u30e0\u304b\u3089\u30bb\u30ab\u30f3\u30c9\u307e\u3067\u306e\u8ddd\u96e2<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>84\u30d5\u30a3\u30fc\u30c810\u30681\/4\u30a4\u30f3\u30c1\u3002\u3053\u306e\u6e2c\u5b9a\u306f\u3001\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u306e\u5f8c\u65b9\u70b9\u304b\u3089\u4e8c\u5841\u30d9\u30fc\u30b9\u306e\u4e2d\u5fc3\u307e\u3067\u3067\u884c\u308f\u308c\u308b\u3002\u30bd\u30d5\u30c8\u30dc\u30fc\u30eb\u306b\u304a\u3051\u308b\u30db\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u304b\u3089\u4e8c\u5841\u30d9\u30fc\u30b9\u307e\u3067\u306e\u8ddd\u96e2\u306f\u3001\u30d9\u30fc\u30b9\u30d1\u30b9\u306e\u9577\u3055\u306b\u3088\u3063\u3066\u6c7a\u307e\u308b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>60\u30d5\u30a3\u30fc\u30c8\u306e\u30d9\u30fc\u30b9\u304c\u3042\u308b\u30d5\u30a3\u30fc\u30eb\u30c9\u3067\u306f\u3001\u30db\u30fc\u30e0\u304b\u3089\u4e8c\u5841\u307e\u3067\u306e\u8ddd\u96e2\u306f\u7d0484.85\u30d5\u30a3\u30fc\u30c8\u3002<\/li>\n\n\n\n<li>65\u30d5\u30a3\u30fc\u30c8\u306e\u30d9\u30fc\u30b9\u304c\u3042\u308b\u30d5\u30a3\u30fc\u30eb\u30c9\u3067\u306f\u3001\u8ddd\u96e2\u306f\u7d0491.92\u30d5\u30a3\u30fc\u30c8\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u6e2c\u5b9a\u306f\u3001\u5185\u91ce\u306e\u5e83\u5834\u3092\u659c\u3081\u306b\u6a2a\u5207\u308b\u3088\u3046\u306b\u6e2c\u5b9a\u3055\u308c\u3001\u30d5\u30a3\u30fc\u30eb\u30c9\u8a2d\u8a08\u8005\u304c\u7570\u306a\u308b\u30bd\u30d5\u30c8\u30dc\u30fc\u30eb\u90e8\u9580\u306e\u9069\u5207\u306a\u5185\u91ce\u30ec\u30a4\u30a2\u30a6\u30c8\u3068\u30d9\u30fc\u30b9\u30a2\u30e9\u30a4\u30f3\u30e1\u30f3\u30c8\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><em>\u3053\u306e\u8a18\u4e8b\u306e\u5185\u5bb9\u306f\u51fa\u5178\u5143\u3067\u3042\u308b\uff1a<\/em> <a href=\"https:\/\/www.mlb.com\/glossary\/rules\/field-dimensions\" target=\"_blank\" rel=\"noreferrer noopener nofollow\"><em>https:\/\/www.mlb.com\/glossary\/rules\/field-dimensions<\/em><\/a><em>&nbsp; &nbsp; <\/em><a href=\"https:\/\/www.littleleague.org\/league-officials\/field-specifications\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\"><em>https:\/\/www.littleleague.org\/league-officials\/field-specifications\/<\/em><\/a><em>&nbsp;&nbsp;&nbsp;<\/em><\/p>\n<\/blockquote>\n\n\n\n<figure class=\"wp-block-embed\"><div 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Baseball Field Dimensions Affect Construction | Turf System %%sep%% %%sitetitle%%","_seopress_titles_desc":"Learn how baseball field size, base paths, pitching distances, and layout standards directly influence turf system design, construction quality, safety compliance, and long-term field 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