{"id":8999,"date":"2026-01-10T07:33:54","date_gmt":"2026-01-09T23:33:54","guid":{"rendered":"https:\/\/blog.visual-paradigm.com\/ja\/beginners-guide-to-c4-model-diagrams\/"},"modified":"2026-01-10T07:33:54","modified_gmt":"2026-01-09T23:33:54","slug":"beginners-guide-to-c4-model-diagrams","status":"publish","type":"post","link":"https:\/\/blog.visual-paradigm.com\/ja\/beginners-guide-to-c4-model-diagrams\/","title":{"rendered":"C4\u30e2\u30c7\u30eb\u56f3\u306e\u5165\u9580\u30ac\u30a4\u30c9"},"content":{"rendered":"<h2>\u306f\u3058\u3081\u306b<\/h2>\n<p>The <strong>C4\u30e2\u30c7\u30eb<\/strong>C4\u30e2\u30c7\u30eb\u306f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30b7\u30b9\u30c6\u30e0\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u30e2\u30c7\u30eb\u5316\u3059\u308b\u305f\u3081\u306e\u5f37\u529b\u306a\u56f3\u5f0f\u8868\u8a18\u6280\u8853\u3067\u3059\u3002\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a2\u30fc\u30ad\u30c6\u30af\u30c8\u306e\u30b7\u30e2\u30f3\u30fb\u30d6\u30e9\u30a6\u30f3\u306b\u3088\u3063\u3066\u958b\u767a\u3055\u308c\u305f\u3053\u306e\u624b\u6cd5\u306f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u660e\u78ba\u304b\u3064\u7c21\u6f54\u306b\u6587\u66f8\u5316\u30fb\u4f1d\u9054\u3059\u308b\u65b9\u6cd5\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u3053\u306e\u5165\u9580\u30ac\u30a4\u30c9\u3067\u306f\u3001C4\u30e2\u30c7\u30eb\u3092\u7d39\u4ecb\u3057\u3001Visual Paradigm Online\u3067\u5229\u7528\u53ef\u80fd\u306a\u591a\u6570\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u4f7f\u3063\u3066\u3069\u306e\u3088\u3046\u306b\u5b66\u3079\u308b\u304b\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<h2>C4\u30e2\u30c7\u30eb\u3068\u306f\u4f55\u304b\uff1f<\/h2>\n<p>C4\u30e2\u30c7\u30eb\u306f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30b7\u30b9\u30c6\u30e0\u3092\u30b3\u30f3\u30c6\u30ca\u3068\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u69cb\u9020\u7684\u306b\u5206\u89e3\u3059\u308b\u3082\u306e\u306b\u57fa\u3065\u3044\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30e2\u30c7\u30eb\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u3092\u305d\u306e\u57fa\u672c\u7684\u306a\u69cb\u6210\u8981\u7d20\u306b\u5206\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u53ef\u8996\u5316\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u3053\u306e\u624b\u6cd5\u306f\u3001\u7d71\u4e00\u30e2\u30c7\u30ea\u30f3\u30b0\u8a00\u8a9e\uff08UML\uff09\u3084\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u95a2\u4fc2\u56f3\uff08ERD\uff09\u3068\u3044\u3063\u305f\u65e2\u5b58\u306e\u30e2\u30c7\u30ea\u30f3\u30b0\u6280\u8853\u3092\u57fa\u76e4\u3068\u3057\u3066\u3001\u3088\u308a\u9ad8\u3044\u30ec\u30d9\u30eb\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u7684\u8996\u70b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<p><img alt=\"C4 Model Tool\" decoding=\"async\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/09\/c4-model-tool.png\"\/><\/p>\n<h3><strong>C4\u30e2\u30c7\u30eb\u306e\u6b74\u53f2<\/strong><\/h3>\n<p>C4\u30e2\u30c7\u30eb\u306f\u30012006\u5e74\u304b\u30892011\u5e74\u306b\u304b\u3051\u3066\u30b7\u30e2\u30f3\u30fb\u30d6\u30e9\u30a6\u30f3\u306b\u3088\u3063\u3066\u958b\u767a\u3055\u308c\u3001UML\u30844+1\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u30d3\u30e5\u30fc\u30fb\u30e2\u30c7\u30eb\u304b\u3089\u30a4\u30f3\u30b9\u30d4\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u5f97\u3066\u3044\u307e\u3059\u30022018\u5e74\u306b\u306f\u3001\u30af\u30ea\u30a8\u30a4\u30c6\u30a3\u30d6\u30fb\u30b3\u30e2\u30f3\u30ba\u30e9\u30a4\u30bb\u30f3\u30b9\u306e\u516c\u5f0f\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u304c\u958b\u8a2d\u3055\u308c\u3001\u3053\u306e\u65b0\u8208\u6280\u8853\u3092\u5e83\u304f\u77e5\u3089\u305b\u308b\u8a18\u4e8b\u304c\u767a\u8868\u3055\u308c\u305f\u3053\u3068\u3067\u3001\u5e83\u304f\u8a8d\u8b58\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<h2>C4\u30e2\u30c7\u30eb\u306e\u6982\u8981<\/h2>\n<p>C4\u30e2\u30c7\u30eb\u306f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30b7\u30b9\u30c6\u30e0\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u3055\u307e\u3056\u307e\u306a\u8996\u70b9\u304b\u3089\u6587\u66f8\u5316\u3067\u304d\u3001\u305d\u306e\u69cb\u9020\u3084\u95a2\u4fc2\u6027\u3092\u7406\u89e3\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u8996\u70b9\u306f\u968e\u5c64\u7684\u306b\u6574\u7406\u3055\u308c\u3066\u3044\u307e\u3059\uff1a<\/p>\n<ol>\n<li><strong>\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u56f3\uff08\u30ec\u30d9\u30eb1\uff09\uff1a<\/strong>\u3053\u308c\u3089\u306e\u56f3\u306f\u3001\u5bfe\u8c61\u3068\u306a\u308b\u30b7\u30b9\u30c6\u30e0\u3068\u30e6\u30fc\u30b6\u30fc\u3001\u304a\u3088\u3073\u4ed6\u306e\u5916\u90e8\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u95a2\u4fc2\u3092\u793a\u3057\u307e\u3059\u3002\u30b7\u30b9\u30c6\u30e0\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306b\u95a2\u3059\u308b\u9ad8\u30ec\u30d9\u30eb\u306a\u6982\u8981\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30b3\u30f3\u30c6\u30ca\u56f3\uff08\u30ec\u30d9\u30eb2\uff09\uff1a<\/strong>\u30b3\u30f3\u30c6\u30ca\u56f3\u306f\u3001\u76f8\u4e92\u306b\u63a5\u7d9a\u3055\u308c\u305f\u30b3\u30f3\u30c6\u30ca\u306b\u30b7\u30b9\u30c6\u30e0\u3092\u5206\u89e3\u3057\u307e\u3059\u3002\u30b3\u30f3\u30c6\u30ca\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\u3092\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u56f3\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u69cb\u9020\u306b\u3064\u3044\u3066\u3088\u308a\u8a73\u7d30\u306a\u8996\u70b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u56f3\uff08\u30ec\u30d9\u30eb3\uff09\uff1a<\/strong>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u56f3\u306f\u3001\u30b3\u30f3\u30c6\u30ca\u3092\u76f8\u4e92\u306b\u95a2\u9023\u3059\u308b\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u3055\u3089\u306b\u5206\u89e3\u3057\u307e\u3059\u3002\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30e2\u30b8\u30e5\u30fc\u30eb\u3001\u30af\u30e9\u30b9\u3001\u307e\u305f\u306f\u305d\u306e\u4ed6\u306e\u69cb\u6210\u8981\u7d20\u3092\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30ec\u30d9\u30eb\u3067\u306f\u3001\u30b3\u30f3\u30c6\u30ca\u306e\u5185\u90e8\u69cb\u6210\u306b\u95a2\u3059\u308b\u6d1e\u5bdf\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30b3\u30fc\u30c9\u56f3\uff08\u30ec\u30d9\u30eb4\uff09\uff1a<\/strong>\u3053\u306e\u30ec\u30d9\u30eb\u3067\u306f\u3001\u30b3\u30fc\u30c9\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u53ef\u80fd\u306a\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u8981\u7d20\u306e\u8a2d\u8a08\u8a73\u7d30\u306b\u6df1\u304f\u5165\u308a\u8fbc\u307f\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u56f3\u306f\u3001UML\u3084ERD\u306a\u3069\u306e\u65e2\u5b58\u306e\u8868\u8a18\u6cd5\u3092\u6d3b\u7528\u3057\u3066\u304a\u308a\u3001\u901a\u5e38\u306f\u7d71\u5408\u958b\u767a\u74b0\u5883\uff08IDE\uff09\u306b\u3088\u3063\u3066\u751f\u6210\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ol>\n<h3>C4\u56f3\u306e\u4e3b\u8981\u306a\u8981\u7d20<\/h3>\n<p>C4\u30e2\u30c7\u30eb\u306f\u3001\u30ec\u30d9\u30eb1\u304b\u3089\u30ec\u30d9\u30eb3\u306b\u308f\u305f\u308a\u30015\u3064\u306e\u57fa\u672c\u7684\u306a\u56f3\u5f0f\u8981\u7d20\u3092\u4f7f\u7528\u3057\u307e\u3059\uff1a<\/p>\n<ul>\n<li><strong>\u4eba\u7269\uff1a<\/strong>\u30b7\u30b9\u30c6\u30e0\u3068\u3084\u308a\u53d6\u308a\u3059\u308b\u30e6\u30fc\u30b6\u30fc\u307e\u305f\u306f\u5916\u90e8\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30b7\u30b9\u30c6\u30e0\uff1a<\/strong>\u9ad8\u30ec\u30d9\u30eb\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30b7\u30b9\u30c6\u30e0\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30b3\u30f3\u30c6\u30ca\uff1a<\/strong>\u30b7\u30b9\u30c6\u30e0\u5185\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\uff1a<\/strong>\u30b3\u30f3\u30c6\u30ca\u5185\u306e\u8a73\u7d30\u306a\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u793a\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u95a2\u4fc2\uff1a<\/strong> \u3053\u308c\u3089\u306e\u8981\u7d20\u304c\u3069\u306e\u3088\u3046\u306b\u63a5\u7d9a\u3055\u308c\u3001\u4e92\u3044\u306b\u3069\u306e\u3088\u3046\u306b\u76f8\u4e92\u4f5c\u7528\u3057\u3066\u3044\u308b\u304b\u3092\u793a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<h2>Visual Paradigm Online\u3067\u306eC4\u30e2\u30c7\u30eb\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u4f7f\u7528<\/h2>\n<p>C4\u30e2\u30c7\u30eb\u3092\u59cb\u3081\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u5229\u7528\u3067\u304d\u307e\u3059\u3002<a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/features\/c4-model-tool\/\">\u3044\u304f\u3064\u304b\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8<\/a>\u4ee5\u4e0b\u306e\u3082\u306e\u3067\u5229\u7528\u53ef\u80fd\u3067\u3059\u3002<a href=\"http:\/\/online.visual-paradigm.com\">Visual Paradigm Online<\/a>\u3002\u4f8b\u3092\u53c2\u8003\u306b\u3057\u3066\u5b66\u3076\u65b9\u6cd5\u306f\u3053\u3061\u3089\u3067\u3059<img alt=\"\" class=\"alignnone size-full wp-image-20483\" decoding=\"async\" height=\"770\" loading=\"lazy\" sizes=\"auto, (max-width: 958px) 100vw, 958px\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/09\/img_650bdbbe79452.png\" srcset=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/09\/img_650bdbbe79452.png 958w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/09\/img_650bdbbe79452-300x241.png 300w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/09\/img_650bdbbe79452-768x617.png 768w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/09\/img_650bdbbe79452-150x121.png 150w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/09\/img_650bdbbe79452-400x322.png 400w\" width=\"958\"\/><\/p>\n<ol>\n<li><strong>Visual Paradigm Online\u306b\u30a2\u30af\u30bb\u30b9\uff1a<\/strong>\u30a2\u30ab\u30a6\u30f3\u30c8\u3092\u304a\u6301\u3061\u3067\u306a\u3044\u5834\u5408\u306f\u3001Visual Paradigm Online\u306b\u767b\u9332\u3059\u308b\u304b\u3001\u65e2\u5b58\u306e\u30a2\u30ab\u30a6\u30f3\u30c8\u306b\u30ed\u30b0\u30a4\u30f3\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong>C4\u30e2\u30c7\u30eb\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u9078\u629e\uff1a<\/strong>Visual Paradigm Online\u306f\u5e45\u5e83\u3044C4\u30e2\u30c7\u30eb\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u95b2\u89a7\u3057\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30cb\u30fc\u30ba\u306b\u5408\u3063\u305f\u3082\u306e\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\uff1a<\/strong>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u9078\u629e\u3057\u305f\u3089\u3001\u30b7\u30b9\u30c6\u30e0\u56fa\u6709\u306e\u8981\u7d20\u3001\u95a2\u4fc2\u6027\u3001\u30e9\u30d9\u30eb\u3092\u8ffd\u52a0\u3057\u3066\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3057\u3066\u304f\u3060\u3055\u3044\u3002Visual Paradigm Online\u3067\u306f\u3001\u56f3\u306e\u7de8\u96c6\u3084\u8abf\u6574\u304c\u7c21\u5358\u306b\u3067\u304d\u307e\u3059\u3002<\/li>\n<li><strong>\u5171\u540c\u4f5c\u696d\u3068\u5171\u6709\uff1a<\/strong>\u30c1\u30fc\u30e0\u30e1\u30f3\u30d0\u30fc\u3092\u56f3\u306e\u5171\u540c\u4f5c\u696d\u306b\u62db\u5f85\u3057\u3066\u304f\u3060\u3055\u3044\u3002Visual Paradigm 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