{"id":11343,"date":"2026-10-06T17:38:22","date_gmt":"2026-10-06T09:38:22","guid":{"rendered":"https:\/\/www.cybermedian.com\/ja\/use-case-diagrams-for-agile-teams-a-beginners-guide-to-visualizing-system-behavior\/"},"modified":"2026-10-07T18:47:57","modified_gmt":"2026-10-07T10:47:57","slug":"use-case-diagrams-for-agile-teams-a-beginners-guide-to-visualizing-system-behavior","status":"publish","type":"post","link":"https:\/\/www.cybermedian.com\/ja\/use-case-diagrams-for-agile-teams-a-beginners-guide-to-visualizing-system-behavior\/","title":{"rendered":"\u30a2\u30b8\u30e3\u30a4\u30eb\u30c1\u30fc\u30e0\u5411\u3051\u306e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\uff1a\u30b7\u30b9\u30c6\u30e0\u52d5\u4f5c\u3092\u53ef\u8996\u5316\u3059\u308b\u305f\u3081\u306e\u521d\u5fc3\u8005\u30ac\u30a4\u30c9"},"content":{"rendered":"<p>\u30a2\u30b8\u30e3\u30a4\u30eb\u958b\u767a\u306e\u6025\u901f\u306a\u4e16\u754c\u306b\u304a\u3044\u3066\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306f\u3057\u3070\u3057\u3070\u60aa\u3044\u8a55\u5224\u3092\u53d7\u3051\u308b\u3002\u305d\u308c\u306f\u9045\u304f\u3001\u786c\u76f4\u7684\u3067\u3001\u5b9f\u969b\u306e\u30b3\u30fc\u30c9\u304b\u3089\u5207\u308a\u96e2\u3055\u308c\u305f\u3082\u306e\u3068\u898b\u306a\u3055\u308c\u308b\u3002\u3057\u304b\u3057\u3001\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u3092\u4e00\u81f4\u3055\u305b\u3001\u7bc4\u56f2\u3092\u5b9a\u7fa9\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u30b9\u30c8\u30fc\u30ea\u30fc\u3092\u63a8\u9032\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u306a\u30a2\u30fc\u30c6\u30a3\u30d5\u30a1\u30af\u30c8\u304c\u4e00\u3064\u3042\u308b\uff1a<strong>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3<\/strong>.<\/p>\n<p>\u30d7\u30ed\u30c0\u30af\u30c8\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u3084\u30d3\u30b8\u30cd\u30b9\u30a2\u30ca\u30ea\u30b9\u30c8\u3001\u30a2\u30b8\u30e3\u30a4\u30eb\u30c1\u30fc\u30e0\u306b\u3068\u3063\u3066\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u306f\u5b8c\u74a7\u306a\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u56f3\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u3067\u306f\u306a\u3044\u3002\u305d\u308c\u306f\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u3042\u308b\u3002\u305d\u308c\u3089\u306f\u3001<em>\u8ab0\u304c<\/em>\u30b7\u30b9\u30c6\u30e0\u3068\u3084\u308a\u53d6\u308a\u3059\u308b<em>\u4f55\u304c<\/em>\u9054\u6210\u3067\u304d\u308b\u304b\u3092\u3001\u6280\u8853\u7684\u306a\u300c\u3069\u3046\u3084\u3063\u3066\u300d\u306b\u3053\u3060\u308f\u308b\u3053\u3068\u306a\u304f\u793a\u3059\u3002<\/p>\n<p><img alt=\"Use Case\u56f3\u304c\u30a2\u30b8\u30e3\u30a4\u30eb\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u3092\u4e00\u81f4\u3055\u305b\u3001\u7bc4\u56f2\u3092\u5b9a\u7fa9\u3057\u3001\u6280\u8853\u7684\u5b9f\u88c5\u8a73\u7d30\u306a\u3057\u306b\u30e6\u30fc\u30b6\u30fc\u30b9\u30c8\u30fc\u30ea\u30fc\u3092\u63a8\u9032\u3059\u308b\u4ed5\u7d44\u307f\u3092\u56f3\u89e3\u3002\" class=\"alignnone size-full wp-image-21510\" decoding=\"async\" height=\"941\" loading=\"lazy\" sizes=\"auto, (max-width: 1672px) 100vw, 1672px\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/10\/img_6ac4c14bc7a95.png\" srcset=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/10\/img_6ac4c14bc7a95.png 1672w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/10\/img_6ac4c14bc7a95-300x169.png 300w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/10\/img_6ac4c14bc7a95-1024x576.png 1024w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/10\/img_6ac4c14bc7a95-768x432.png 768w, https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/10\/img_6ac4c14bc7a95-1536x864.png 1536w\" width=\"1672\"\/><\/p>\n<p>\u3053\u306e\u30ac\u30a4\u30c9\u306f\u3001\u8981\u4ef6\u3092\u660e\u78ba\u306b\u3057\u3001\u6b20\u843d\u3057\u3066\u3044\u308b\u6a5f\u80fd\u3092\u7279\u5b9a\u3057\u3001\u30d0\u30c3\u30af\u30ed\u30b0\u7cbe\u67fb\u30d7\u30ed\u30bb\u30b9\u3092\u30b9\u30e0\u30fc\u30ba\u306b\u3059\u308b\u305f\u3081\u306b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u3092\u6d3b\u7528\u3057\u305f\u3044\u3001\u7d76\u5bfe\u7684\u306a\u521d\u5fc3\u8005\u304a\u3088\u3073\u30a2\u30b8\u30e3\u30a4\u30eb\u5b9f\u8df5\u8005\u3092\u5bfe\u8c61\u3068\u3057\u3066\u3044\u307e\u3059\u3002<strong>Visual Paradigm<\/strong>.<\/p>\n<hr\/>\n<h2>\ud83d\udcd8 \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u3068\u306f\u4f55\u304b\uff1f\uff08\u5168\u4f53\u50cf\uff09<\/h2>\n<p>A <strong>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3<\/strong>\u6700\u3082\u5358\u7d14\u306a\u610f\u5473\u3067\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30b7\u30b9\u30c6\u30e0\u3068\u3084\u308a\u53d6\u308a\u3059\u308b\u69d8\u5b50\u3092\u8868\u3057\u305f\u3082\u306e\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u3068\u95a2\u4e0e\u3059\u308b\u3055\u307e\u3056\u307e\u306a<a href=\"https:\/\/en.wikipedia.org\/wiki\/Use_case\" title=\"Use case\">\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/a>\u3068\u306e\u95a2\u4fc2\u3092\u793a\u3059\u3082\u306e\u3067\u3042\u308b\u3002\u30e6\u30fc\u30b6\u30fc\u304c\u95a2\u4e0e\u3059\u308b<a href=\"https:\/\/en.wikipedia.org\/wiki\/Unified_Modeling_Language\">UML<\/a>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u306f\u3001\u958b\u767a\u4e2d\u306e\u65b0\u3057\u3044\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u30b7\u30b9\u30c6\u30e0\uff0f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u8981\u4ef6\u306e\u4e3b\u306a\u5f62\u5f0f\u3067\u3042\u308b\u3002<br \/>\n<img alt=\"UML\u56f3\u968e\u5c64\u306b\u304a\u3051\u308bUse Case\u56f3\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/01-use-case-diagram-in-uml-hierarchy.png\"\/><\/p>\n<blockquote>\n<p>\ud83d\udca1 <strong>\u7d4c\u9a13\u304b\u3089\u5f97\u305f\u91cd\u8981\u306a\u6d1e\u5bdf<\/strong>: \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306f\u3001<em>\u671f\u5f85\u3055\u308c\u308b\u52d5\u4f5c<\/em>\uff08\u4f55\u3092\u3059\u3079\u304d\u304b\uff09\u3001\u305d\u3057\u3066\u305d\u306e\u5b9f\u73fe\u65b9\u6cd5\uff08\u3069\u306e\u3088\u3046\u306b\u3059\u308b\u304b\uff09\u3092\u6b63\u78ba\u306b\u6307\u5b9a\u3059\u308b\u3082\u306e\u3067\u306f\u306a\u3044\u3002\u3053\u306e\u95a2\u5fc3\u4e8b\u306e\u5206\u96e2\u304c\u3001\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u9593\u306e\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3044\u3066\u305d\u308c\u3089\u3092\u975e\u5e38\u306b\u4fa1\u5024\u3042\u308b\u3082\u306e\u3068\u3057\u3066\u3044\u308b\u3002<\/p>\n<\/blockquote>\n<h3>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u304c\u5f97\u610f\u3068\u3059\u308b\u70b9\uff1a<\/h3>\n<ul>\n<li>\n<p>\ud83c\udfaf \u30b7\u30b9\u30c6\u30e0\u6a5f\u80fd\u306e\u9ad8\u30ec\u30d9\u30eb\u3067\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u30fc\u8996\u70b9\u3092\u63d0\u4f9b\u3059\u308b<\/p>\n<\/li>\n<li>\n<p>\ud83d\udde3\ufe0f \u6280\u8853\u7684\u30fb\u975e\u6280\u8853\u7684\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u9593\u306e\u5bfe\u8a71\u3092\u4fc3\u9032\u3059\u308b<\/p>\n<\/li>\n<li>\n<p>\ud83e\udded \u30b7\u30b9\u30c6\u30e0\u304c\u5b9f\u969b\u306b\u3084\u3089\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3053\u3068\u306e\u300c\u8a2d\u8a08\u56f3\u300d\u3068\u3057\u3066\u6a5f\u80fd\u3059\u308b<\/p>\n<\/li>\n<li>\n<p>\ud83d\udd17 \u8a73\u7d30\u4ed5\u69d8\u3001\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u3001\u307e\u305f\u306f\u30e6\u30fc\u30b6\u30fc\u30b9\u30c8\u30fc\u30ea\u30fc\u3068\u30ea\u30f3\u30af\u3059\u308b<\/p>\n<\/li>\n<\/ul>\n<h3>\u5f7c\u3089\u304c\u793a\u3055\u306a\u3044\u70b9\uff08\u305d\u308c\u3082\u554f\u984c\u306a\u3044\uff09\uff1a<\/h3>\n<ul>\n<li>\n<p>\u274c \u76ee\u6a19\u9054\u6210\u306e\u305f\u3081\u306e\u30b9\u30c6\u30c3\u30d7\u306e\u5b9f\u884c\u9806\u5e8f<\/p>\n<\/li>\n<li>\n<p>\u274c \u8a73\u7d30\u306aUI\u30d5\u30ed\u30fc\u307e\u305f\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b9\u30ad\u30fc\u30de<\/p>\n<\/li>\n<li>\n<p>\u274c \u5b9f\u88c5\u30ed\u30b8\u30c3\u30af\u307e\u305f\u306f\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u8907\u96d1\u3055<\/p>\n<\/li>\n<\/ul>\n<blockquote>\n<p>\u26a0\ufe0f <strong>\u5b9f\u52d9\u8005\u306b\u3088\u308b\u8b66\u544a<\/strong>: \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u306b20\u500b\u4ee5\u4e0a\u306e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u304a\u305d\u3089\u304f\u4f7f\u3044\u65b9\u3092\u8aa4\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30b7\u30f3\u30d7\u30eb\u306b\u4fdd\u3061\u307e\u3057\u3087\u3046\u3002\u95a2\u9023\u3059\u308b\u6a5f\u80fd\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3059\u308b\u305f\u3081\u306b\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u8a73\u7d30\u306f\u4ed6\u306e\u56f3\u3067\u51e6\u7406\u3055\u305b\u307e\u3057\u3087\u3046\u3002<\/p>\n<\/blockquote>\n<hr\/>\n<h2>\ud83e\udde9 \u4e3b\u306a\u30b3\u30f3\u30bb\u30d7\u30c8\u3068\u8a18\u6cd5\uff1a\u8996\u899a\u7684\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u30ac\u30a4\u30c9<\/h2>\n<p>\u63cf\u753b\u3059\u308b\u524d\u306b\u3001\u69cb\u6210\u8981\u7d20\u3092\u7406\u89e3\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u304c\u5b8c\u5168\u306a\u8a18\u6cd5\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u3067\u3059\u3002\u5404\u8981\u7d20\u306b\u306f\u3001\u5f62\u5f0f\u7684\u306a\u6b63\u78ba\u3055\u304c\u5fc5\u8981\u306a\u65b9\u306e\u305f\u3081\u306b\u516c\u5f0f\u306eOMG UML\u4ed5\u69d8\u306e\u629c\u7c8b\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u3053\u3067\u306f\u30a2\u30b8\u30e3\u30a4\u30eb\u306a\u6587\u8108\u306b\u304a\u3051\u308b\u5b9f\u7528\u7684\u306a\u5fdc\u7528\u306b\u7126\u70b9\u3092\u5f53\u3066\u307e\u3059\u3002<\/p>\n<p><img alt=\"UML Use Case\u56f3\u306e\u30b5\u30f3\u30d7\u30eb\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/sample_use_case_diagram_19967.png\"\/><\/p>\n<table>\n<thead>\n<tr>\n<th>\u30a2\u30a4\u30b3\u30f3<\/th>\n<th>\u540d\u524d<\/th>\n<th>\u76ee\u7684\u3068\u79c1\u306e\u5b9f\u8df5\u7684\u30e1\u30e2<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><img alt=\"UML\u56f3\u306b\u304a\u3051\u308bUse Case\u3092\u8868\u3059\u9752\u3044\u6955\u5186\u5f62\u3002\u30e6\u30fc\u30b6\u30fc\u8996\u70b9\u304b\u3089\u306e\u30b7\u30b9\u30c6\u30e0\u6a5f\u80fd\u3092\u793a\u3059\u3002\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/uml_use_case_icon_19877.png\"\/><\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/94\/2575\/84257_usecasediagr.html#uml-use-case\">\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/a><\/td>\n<td>\u30b7\u30b9\u30c6\u30e0\u3092\u901a\u3058\u3066\u9054\u6210\u53ef\u80fd\u306a\u30e6\u30fc\u30b6\u30fc\u306e\u76ee\u6a19\u3092\u8868\u3057\u307e\u3059\u3002<em>\u30d7\u30ed\u306e\u30d2\u30f3\u30c8\uff1a\u660e\u78ba\u306b\u3059\u308b\u305f\u3081\u306b\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u540d\u524d\u3092\u300c\u6ce8\u6587\u3059\u308b\u300d\u3084\u300c\u30ec\u30dd\u30fc\u30c8\u3092\u751f\u6210\u3059\u308b\u300d\u306a\u3069\u306e\u52d5\u8a5e\uff0b\u540d\u8a5e\u306e\u8868\u73fe\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/em><\/td>\n<\/tr>\n<tr>\n<td><img alt=\"Use Case\u3068\u30a2\u30af\u30bf\u30fc\u3092\u7d50\u3076\u5b9f\u7dda\u3002\u30a2\u30b8\u30e3\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u306e\u884c\u52d5\u30e2\u30c7\u30eb\u5316\u306b\u304a\u3051\u308b\u95a2\u9023\u3092\u8868\u3059UML\u56f3\u306e\u8a18\u6cd5\u3002\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/uml_association_icon_19878.png\"\/><\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/94\/2575\/84257_usecasediagr.html#uml-association\">\u95a2\u9023<\/a><\/td>\n<td>\u30a2\u30af\u30bf\u30fc\u3068\u305d\u308c\u3089\u304c\u53c2\u52a0\u3059\u308b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u7d50\u3073\u3064\u3051\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30d5\u30ed\u30fc\u3067\u306f\u306a\u304f\u3001\u76f8\u4e92\u4f5c\u7528\u3092\u793a\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td><img alt=\"\u30a2\u30af\u30bf\u30fc\u3092\u8868\u3059\u9752\u3044UML\u306e\u68d2\u4eba\u5f62\u30a2\u30a4\u30b3\u30f3\u3002Use Case\u56f3\u306b\u304a\u3051\u308b\u30b7\u30b9\u30c6\u30e0\u306e\u52d5\u4f5c\u3068\u30e6\u30fc\u30b6\u30fc\u3068\u306e\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u3092\u8996\u899a\u5316\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u8a18\u6cd5\u3002\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/uml_actor_icon_19879.png\"\/><\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/94\/2575\/84257_usecasediagr.html#uml-actor\">\u30a2\u30af\u30bf\u30fc<\/a><\/td>\n<td>\u30b7\u30b9\u30c6\u30e0\u3068\u3084\u308a\u53d6\u308a\u3059\u308b\u5916\u90e8\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3067\u3059\u3002<em>\u601d\u3044\u51fa\u3057\u3066\u304f\u3060\u3055\u3044\uff1a\u30a2\u30af\u30bf\u30fc\u306f\u5f79\u5272\uff08\u4f8b\uff1a\u300c\u9867\u5ba2\u300d\uff09\u3092\u8868\u3057\u3001\u7279\u5b9a\u306e\u4eba\uff08\u4f8b\uff1a\u300c\u30b8\u30e7\u30f3\u30fb\u30c9\u30a5\u300d\uff09\u3092\u8868\u3059\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/em><\/td>\n<\/tr>\n<tr>\n<td><img alt=\"\u9ed2\u3044\u30d0\u30fc\u3092\u5099\u3048\u305f\u9752\u3044\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u30a2\u30a4\u30b3\u30f3\u3002\u30a2\u30b8\u30e3\u30a4\u30ebUse Case\u56f3\u3067\u4f7f\u7528\u3055\u308c\u308bUML\u30b7\u30b9\u30c6\u30e0\u8a18\u6cd5\u8981\u7d20\u3092\u8868\u3059\u3002\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/uml_system_icon_19880.png\"\/><\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/94\/2575\/84257_usecasediagr.html#uml-system\">\u30b7\u30b9\u30c6\u30e0<\/a><\/td>\n<td>\u30b7\u30b9\u30c6\u30e0\u306e\u5883\u754c\u3067\u3059\u3002\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306f\u5185\u90e8\u306b\u3001\u30a2\u30af\u30bf\u30fc\u306f\u5916\u90e8\u306b\u914d\u7f6e\u3057\u307e\u3059\u3002\u7bc4\u56f2\u3092\u660e\u78ba\u306b\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td><img alt=\"\u00abinclude\u00bb\u30b9\u30bfereotype\u3092\u5099\u3048\u305f\u7834\u7dda\u77e2\u5370\u3067\u793a\u3055\u308c\u308bUML\u306einclude\u95a2\u4fc2\u8a18\u6cd5\u3002\u4e00\u3064\u306eUse Case\u304c\u5225\u306eUse Case\u3092\u62e1\u5f35\u3059\u308b\u3053\u3068\u3092\u793a\u3059\u3002\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/uml_include_icon_19881.png\"\/><\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/94\/2575\/84257_usecasediagr.html#uml-include\">\u5305\u542b<\/a><\/td>\n<td>\u5fc5\u9808\u306e\u632f\u308b\u821e\u3044\u306e\u518d\u5229\u7528\u3002\u57fa\u672c\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<em>\u5e38\u306b<\/em>\u542b\u307e\u308c\u308b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td><img alt=\"\u958b\u3044\u305f\u77e2\u5370\u5148\u3068\u00abextend\u00bb\u30b9\u30bfereotype\u30e9\u30d9\u30eb\u3092\u5099\u3048\u305f\u7834\u7dda\u77e2\u5370\u3067\u793a\u3055\u308c\u308bUML\u306eextend\u95a2\u4fc2\u8a18\u6cd5\u3002\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/uml_extend_icon_19882.png\"\/><\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/94\/2575\/84257_usecasediagr.html#uml-extend\">\u62e1\u5f35<\/a><\/td>\n<td>\u30aa\u30d7\u30b7\u30e7\u30f3\u307e\u305f\u306f\u6761\u4ef6\u4ed8\u304d\u306e\u632f\u308b\u821e\u3044\u3002\u62e1\u5f35\u306f\u3001\u5b9a\u7fa9\u3055\u308c\u305f\u62e1\u5f35\u30dd\u30a4\u30f3\u30c8\u3067\u7279\u5b9a\u306e\u6761\u4ef6\u4e0b\u3067\u306e\u307f\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td><img alt=\"\u30b7\u30b9\u30c6\u30e0\u8981\u7d20\u9593\u306eUML\u4f9d\u5b58\u95a2\u4fc2\u3092\u8868\u3059\u7834\u7dda\u3068\u77e2\u5370\u982d\u3002\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/uml_dependency_icon_19883.png\"\/><\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/94\/2575\/84257_usecasediagr.html#uml-dependency\">\u4f9d\u5b58\u95a2\u4fc2<\/a><\/td>\n<td>\u3042\u308b\u8981\u7d20\u304c\u3001\u4ed5\u69d8\u307e\u305f\u306f\u5b9f\u88c5\u306e\u305f\u3081\u306b\u5225\u306e\u8981\u7d20\u306b\u4f9d\u5b58\u3057\u3066\u3044\u307e\u3059\u3002\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u3067\u306f\u63a7\u3048\u3081\u306b\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/td>\n<\/tr>\n<tr>\n<td><img alt=\"UML\u4e00\u822c\u5316\u8a18\u6cd5\uff1a\u30af\u30e9\u30b9\u9593\u306e\u7d99\u627f\u95a2\u4fc2\u3092\u793a\u3059\u5b9f\u7dda\u3068\u7a7a\u6d1e\u306e\u4e09\u89d2\u5f62\u77e2\u5370\u982d\u3002\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/uml_generalization_icon_19884.png\"\/><\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/94\/2575\/84257_usecasediagr.html#uml-generalization\">\u4e00\u822c\u5316<\/a><\/td>\n<td>\u7d99\u627f\u95a2\u4fc2\u3002\u7279\u5b9a\u306e\u5206\u985e\u5b50\u306f\u3001\u4e00\u822c\u7684\u306a\u5206\u985e\u5b50\u306e\u7279\u5fb4\u3092\u7d99\u627f\u3059\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td><img alt=\"\u30e9\u30d9\u30eb\u300c\u5b9f\u88c5\u300d\u304c\u4ed8\u3044\u305f\u7834\u7dda\u3068\u9752\u3044\u4e09\u89d2\u5f62\u77e2\u5370\u3067\u3001UML\u56f3\u306b\u304a\u3051\u308b\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3068\u5b9f\u88c5\u306e\u9593\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u793a\u3059\u3002\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/uml_realization_icon_19885.png\"\/><\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/94\/2575\/84257_usecasediagr.html#uml-realization\">\u5b9f\u73fe<\/a><\/td>\n<td>\u4ed5\u69d8\u3068\u305d\u306e\u5b9f\u88c5\u3092\u30ea\u30f3\u30af\u3059\u308b\u3002\u30af\u30e9\u30b9\u56f3\u3084\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u56f3\u3067\u3088\u308a\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td><img alt=\"\u6ce2\u72b6\u306e\u7e01\u3092\u6301\u3064\u9752\u3044UML\u5354\u50cd\u30a2\u30a4\u30b3\u30f3\u3067\u3001\u30a2\u30b8\u30e3\u30a4\u30eb\u30c1\u30fc\u30e0\u306e\u305f\u3081\u306e\u30b7\u30b9\u30c6\u30e0\u52d5\u4f5c\u306e\u53ef\u8996\u5316\u3092\u8868\u3059\u3002\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/uml_collaboration_icon_19886.png\"\/><\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/support\/documents\/vpuserguide\/94\/2575\/84257_usecasediagr.html#uml-collaboration\">\u5354\u50cd<\/a><\/td>\n<td>\u5f79\u5272\u304c\u6a5f\u80fd\u3092\u9054\u6210\u3059\u308b\u305f\u3081\u306b\u3069\u306e\u3088\u3046\u306b\u5354\u50cd\u3059\u308b\u304b\u3092\u8aac\u660e\u3059\u308b\u3002\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u8a73\u7d30\u3092\u62bd\u8c61\u5316\u3059\u308b\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr\/>\n<h3>\ud83d\udd0d \u6df1\u6398\u308a\uff1a\u57fa\u672c\u7684\u306a\u8a18\u6cd5\u306e\u8aac\u660e<\/h3>\n<h4>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/h4>\n<p><img alt=\"UML\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/uml_use_case_19887.png\"\/><br \/>\n\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u307e\u305f\u306f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3053\u3068\u3067\u9054\u6210\u53ef\u80fd\u306a\u30e6\u30fc\u30b6\u30fc\u306e\u76ee\u6a19\u3092\u8868\u3059\u3002Visual Paradigm\u3067\u306f\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u4e0b\u306b\u30b5\u30d6\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u3067\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u5185\u306e\u30e6\u30fc\u30b6\u30fc\u3068\u30b7\u30b9\u30c6\u30e0\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u8a18\u8ff0\u3067\u304d\u308b\u3002\u307e\u305f\u3001\u30a4\u30d9\u30f3\u30c8\u30d5\u30ed\u30fc\u7de8\u96c6\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u30b7\u30ca\u30ea\u30aa\u3092\u8a18\u8ff0\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u308b\u3002<\/p>\n<blockquote>\n<p><strong>OMG UML\u4ed5\u69d8<\/strong>:<br \/>\n<em>\u300c\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3068\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u5b9f\u884c\u3059\u308b\u4e00\u9023\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u306e\u4ed5\u69d8\u3067\u3042\u308a\u3001\u305d\u306e\u7d50\u679c\u3068\u3057\u3066\u89b3\u5bdf\u53ef\u80fd\u306a\u6210\u679c\u304c\u5f97\u3089\u308c\u3001\u901a\u5e38\u306f\u30b7\u30b9\u30c6\u30e0\u306e1\u4eba\u4ee5\u4e0a\u306e\u30a2\u30af\u30bf\u30fc\u307e\u305f\u306f\u4ed6\u306e\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u306b\u3068\u3063\u3066\u4fa1\u5024\u304c\u3042\u308b\u3082\u306e\u3067\u3042\u308b\u3002\u300d<\/em><br \/>\n\u2014 UML\u30b9\u30fc\u30d1\u69cb\u9020\u4ed5\u69d8 v2.4.1\u3001p.606<\/p>\n<\/blockquote>\n<h4>\u30a2\u30af\u30bf\u30fc<\/h4>\n<p><img alt=\"UML\u30a2\u30af\u30bf\u30fc\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/uml_actor_19892.png\"\/><br \/>\n\u30a2\u30af\u30bf\u30fc\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u3068\u76f8\u4e92\u4f5c\u7528\u3059\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3067\u3042\u308b\u3002\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3001\u30a2\u30af\u30bf\u30fc\u306f\u30b7\u30b9\u30c6\u30e0\u306e\u30e6\u30fc\u30b6\u30fc\u3092\u8868\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u304c\u3001\u5b9f\u969b\u306b\u306f\u30b7\u30b9\u30c6\u30e0\u3068\u60c5\u5831\u4ea4\u63db\u304c\u5fc5\u8981\u306a\u3082\u306e\u306f\u4f55\u3067\u3082\u30a2\u30af\u30bf\u30fc\u306b\u306a\u308a\u5f97\u308b\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u30a2\u30af\u30bf\u30fc\u306f\u4eba\u9593\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3001\u4ed6\u306e\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u3067\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002<\/p>\n<blockquote>\n<p><strong>OMG UML\u4ed5\u69d8<\/strong>:<br \/>\n<em>\u300c\u30a2\u30af\u30bf\u30fc\u306f\u3001\u5bfe\u8c61\u3068\u76f8\u4e92\u4f5c\u7528\u3059\u308b\u30e6\u30fc\u30b6\u30fc\u307e\u305f\u306f\u4ed6\u306e\u30b7\u30b9\u30c6\u30e0\u304c\u679c\u305f\u3059\u5f79\u5272\u3092\u6307\u5b9a\u3059\u308b\u2026 \u30a2\u30af\u30bf\u30fc\u306f\u3001\u5bfe\u8c61\u3068\u76f8\u4e92\u4f5c\u7528\u3059\u308b\u304c\u3001\u5bfe\u8c61\u306e\u5916\u90e8\u306b\u3042\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u304c\u679c\u305f\u3059\u5f79\u5272\u306e\u7a2e\u985e\u3092\u30e2\u30c7\u30eb\u5316\u3059\u308b\u3002\u300d<\/em><br \/>\n\u2014 UML\u30b9\u30fc\u30d1\u69cb\u9020\u4ed5\u69d8 v2.4.1<\/p>\n<\/blockquote>\n<h4>Include\u3068Extend\uff1a\u91cd\u8981\u306a\u9055\u3044<\/h4>\n<p>\u521d\u5fc3\u8005\u304c\u3088\u304f\u72af\u3059\u30df\u30b9\u306e\u4e00\u3064\u306f\u3001\u6df7\u4e71\u3059\u308b\u3053\u3068\u3067\u3059\u3002<code data-backticks=\"1\">&lt;&lt;include&gt;&gt;<\/code> \u3068 <code data-backticks=\"1\">&lt;&lt;extend&gt;&gt;<\/code>\u3002\u3053\u3053\u306b\u7c21\u5358\u306a\u30eb\u30fc\u30eb\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u95a2\u4fc2\u6027<\/th>\n<th>\u4f7f\u7528\u3059\u308b\u30bf\u30a4\u30df\u30f3\u30b0<\/th>\n<th>\u65b9\u5411<\/th>\n<th>\u79c1\u306e\u76ee\u5b89<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong><code data-backticks=\"1\">&lt;&lt;include&gt;&gt;<\/code><\/strong><\/td>\n<td>\u52d5\u4f5c\u304c <em>\u5e38\u306b<\/em>\u5fc5\u8981\u3067\u3042\u308b\u3068\u304d<\/td>\n<td>\u30d9\u30fc\u30b9 \u2192 \u5305\u542b\u3055\u308c\u308b<\/td>\n<td>\u300c\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u30e1\u30a4\u30f3\u30d5\u30ed\u30fc\u306b\u304a\u3044\u3066\u5fc5\u9808\u3067\u3059\u300d<\/td>\n<\/tr>\n<tr>\n<td><strong><code data-backticks=\"1\">&lt;&lt;extend&gt;&gt;<\/code><\/strong><\/td>\n<td>\u52d5\u4f5c\u304c <em>\u6761\u4ef6\u4ed8\u304d\u307e\u305f\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u3042\u308b\u3068\u304d<\/em><\/td>\n<td>\u62e1\u5f35 \u2192 \u30d9\u30fc\u30b9<\/td>\n<td>\u300c\u3053\u308c\u306fX\u306e\u6761\u4ef6\u304c\u6e80\u305f\u3055\u308c\u305f\u5834\u5408\u306b\u306e\u307f\u767a\u751f\u3059\u308b\u300d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><img alt=\"UML include\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/uml_include_19894.png\"\/><br \/>\n<img alt=\"UML extend\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/uml_extend_19895.png\"\/><\/p>\n<blockquote>\n<p>\ud83d\udca1 <strong>\u5b9f\u969b\u306e\u4f8b<\/strong>:<\/p>\n<ul>\n<li>\n<p><code data-backticks=\"1\">\u6ce8\u6587\u3092\u78ba\u5b9a\u3059\u308b<\/code> <strong>\u542b\u3080<\/strong> <code data-backticks=\"1\">\u652f\u6255\u3044\u3092\u691c\u8a3c\u3059\u308b<\/code>\uff08\u5e38\u306b\u5fc5\u9808\uff09<\/p>\n<\/li>\n<li>\n<p><code data-backticks=\"1\">\u6ce8\u6587\u3092\u78ba\u5b9a\u3059\u308b<\/code> <strong>\u4ee5\u4e0b\u306b\u3088\u3063\u3066\u62e1\u5f35\u53ef\u80fd\uff1a<\/strong> <code data-backticks=\"1\">\u30d7\u30ed\u30e2\u30b3\u30fc\u30c9\u3092\u9069\u7528\u3059\u308b<\/code>\uff08\u30e6\u30fc\u30b6\u30fc\u304c\u30b3\u30fc\u30c9\u3092\u6301\u3063\u3066\u3044\u308b\u5834\u5408\u306b\u306e\u307f\uff09<\/p>\n<\/li>\n<\/ul>\n<\/blockquote>\n<hr\/>\n<h2>\ud83d\udee0\ufe0f \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u306e\u63cf\u304d\u65b9\uff1a\u79c1\u306eVisual Paradigm\u30ef\u30fc\u30af\u30d5\u30ed\u30fc<\/h2>\n<p>\u8907\u6570\u306eUML\u30c4\u30fc\u30eb\u3092\u8a66\u3057\u305f\u5f8c\u3001\u53b3\u5bc6\u3055\u3068\u4f7f\u3044\u3084\u3059\u3055\u306e\u30d0\u30e9\u30f3\u30b9\u304c\u53d6\u308c\u3066\u3044\u308b\u3053\u3068\u304b\u3089\u3001\u79c1\u306fVisual Paradigm\u3092\u9078\u3073\u307e\u3057\u305f\u3002\u4ee5\u4e0b\u306f\u3001\u30a2\u30b8\u30e3\u30a4\u30eb\u30c1\u30fc\u30e0\u5411\u3051\u306b\u5b9f\u8a3c\u6e08\u307f\u306e\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3067\u3059\uff1a<\/p>\n<h3>\u30b9\u30c6\u30c3\u30d71\uff1a\u56f3\u3092\u4f5c\u6210\u3059\u308b<\/h3>\n<ol>\n<li>\n<p>\u9078\u629e\uff1a<strong>\u56f3 &gt; \u65b0\u898f\u4f5c\u6210<\/strong>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30c4\u30fc\u30eb\u30d0\u30fc\u304b\u3089\u3002<\/p>\n<\/li>\n<li>\n<p>\u300c<strong>\u65b0\u898f\u56f3<\/strong>\u300d\u30a6\u30a3\u30f3\u30c9\u30a6\u3067\u3001\u9078\u629e\uff1a<strong>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3<\/strong>.<\/p>\n<\/li>\n<li>\n<p>\u30af\u30ea\u30c3\u30af<strong>\u6b21\u3078<\/strong>.<\/p>\n<\/li>\n<li>\n<p>\u56f3\u306e\u540d\u524d\u3068\u8aac\u660e\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<strong>\u5834\u6240<\/strong>\u30d5\u30a3\u30fc\u30eb\u30c9\u3067\u306f\u3001\u56f3\u3092\u4fdd\u5b58\u3059\u308b\u30e2\u30c7\u30eb\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p>\u30af\u30ea\u30c3\u30af<strong>OK<\/strong>.<\/p>\n<\/li>\n<\/ol>\n<h3>\u30b9\u30c6\u30c3\u30d72\uff1a\u30b7\u30b9\u30c6\u30e0\u5883\u754c\u306e\u5b9a\u7fa9<\/h3>\n<p>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u3067\u30b7\u30b9\u30c6\u30e0\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001<strong>\u30b7\u30b9\u30c6\u30e0<\/strong>\u56f3\u306e\u30c4\u30fc\u30eb\u30d0\u30fc\u304b\u3089\u9078\u629e\u3057\u3001\u56f3\u30da\u30a4\u30f3\u4e0a\u3067\u30af\u30ea\u30c3\u30af\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6700\u5f8c\u306b\u3001\u65b0\u3057\u304f\u4f5c\u6210\u3055\u308c\u305f\u30b7\u30b9\u30c6\u30e0\u306b\u540d\u524d\u3092\u4ed8\u3051\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n<img alt=\"\u30b7\u30b9\u30c6\u30e0\u3092\u4f5c\u6210\u3059\u308b\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/create_a_system_25217.png\"\/><\/p>\n<blockquote>\n<p>\u2705 <strong>\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/strong>\uff1a\u30b7\u30b9\u30c6\u30e0\u306e\u540d\u524d\u3092\u660e\u78ba\u306b\uff08\u4f8b\uff1a\u300cE-Commerce\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u300d\u306a\u3069\u3001\u300cSystem1\u300d\u3067\u306f\u306a\u3044\uff09\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u304c\u30b9\u30b3\u30fc\u30d7\u306e\u57fa\u6e96\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/blockquote>\n<h3>\u30b9\u30c6\u30c3\u30d73\uff1a\u30a2\u30af\u30bf\u30fc\u306e\u8ffd\u52a0<\/h3>\n<p>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u306b\u30a2\u30af\u30bf\u30fc\u3092\u63cf\u753b\u3059\u308b\u306b\u306f\u3001<strong>\u30a2\u30af\u30bf\u30fc<\/strong>\u56f3\u9762\u30c4\u30fc\u30eb\u30d0\u30fc\u306e\u4e0a\u306b\u3042\u308a\u3001\u56f3\u9762\u30da\u30a4\u30f3\u3067\u30af\u30ea\u30c3\u30af\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6700\u5f8c\u306b\u3001\u4f5c\u6210\u3055\u308c\u305f\u65b0\u3057\u3044\u30a2\u30af\u30bf\u30fc\u306b\u540d\u524d\u3092\u4ed8\u3051\u307e\u3059\u3002<br \/>\n<img alt=\"\u30a2\u30af\u30bf\u30fc\u3092\u4f5c\u6210\u3059\u308b\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/creatre_an_actor_25218.png\"\/><\/p>\n<blockquote>\n<p>\ud83c\udfaf <strong>\u30d7\u30ed\u306e\u30d2\u30f3\u30c8<\/strong>\uff1a\u4e3b\u306a\u30a2\u30af\u30bf\u30fc\uff08\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u958b\u59cb\u3059\u308b\u3082\u306e\uff09\u304b\u3089\u59cb\u3081\u3001\u6b21\u306b\u88dc\u52a9\u7684\u306a\u30a2\u30af\u30bf\u30fc\uff08\u652f\u63f4\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u3084\u5f79\u5272\uff09\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<\/blockquote>\n<h3>\u30b9\u30c6\u30c3\u30d74\uff1a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u4f5c\u6210\uff08\u30b9\u30de\u30fc\u30c8\u306a\u65b9\u6cd5\uff09<\/h3>\n<p>\u56f3\u9762\u30c4\u30fc\u30eb\u30d0\u30fc\u3092\u901a\u3058\u3066\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u4f5c\u6210\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u30ea\u30bd\u30fc\u30b9\u30ab\u30bf\u30ed\u30b0\u3092\u901a\u3058\u3066\u4f5c\u6210\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\uff1a<\/p>\n<ol>\n<li>\n<p>\u30bd\u30fc\u30b9\u5f62\u72b6\uff08\u4f8b\uff1a\u30a2\u30af\u30bf\u30fc\uff09\u306e\u4e0a\u306b\u30de\u30a6\u30b9\u3092\u79fb\u52d5\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p>\u3092\u62bc\u3057\u307e\u3059<strong>\u30ea\u30bd\u30fc\u30b9\u30ab\u30bf\u30ed\u30b0<\/strong>\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u3066\u30c9\u30e9\u30c3\u30b0\u3057\u307e\u3059\u3002<img alt=\"\u30ea\u30bd\u30fc\u30b9\u30ab\u30bf\u30ed\u30b0\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/resource_catalog_26845.png\"\/><\/p>\n<\/li>\n<li>\n<p>\u30de\u30a6\u30b9\u30dc\u30bf\u30f3\u3092\u96e2\u3059\u307e\u3067\u30c9\u30e9\u30c3\u30b0\u3057\u3001\u5e0c\u671b\u306e\u5834\u6240\u307e\u3067\u79fb\u52d5\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p>\u3092\u9078\u629e\u3057\u307e\u3059<strong>\u95a2\u9023\u6027 \u2192 \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/strong>\u30ea\u30bd\u30fc\u30b9\u30ab\u30bf\u30ed\u30b0\u304b\u3089\u3002<img alt=\"\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u4f5c\u6210\u3059\u308b\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/create_use_case_from_resource_catalog_26846.png\"\/><\/p>\n<\/li>\n<li>\n<p>\u30bd\u30fc\u30b9\u5f62\u72b6\u3068\u65b0\u3057\u304f\u4f5c\u6210\u3055\u308c\u305f\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u304c\u63a5\u7d9a\u3055\u308c\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001\u65b0\u3057\u304f\u4f5c\u6210\u3055\u308c\u305f\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306b\u540d\u524d\u3092\u4ed8\u3051\u307e\u3059\u3002<img alt=\"\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u304c\u4f5c\u6210\u3055\u308c\u307e\u3057\u305f\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/use_case_created_26847.png\"\/><\/p>\n<\/li>\n<\/ol>\n<h3>\u30b9\u30c6\u30c3\u30d75\uff1a\u9577\u3044\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u540d\u306e\u51e6\u7406<\/h3>\n<p>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u304c\u5e83\u3059\u304e\u308b\u5834\u5408\u306f\u3001\u5857\u308a\u3064\u3076\u3055\u308c\u305f\u9078\u629e\u30c4\u30fc\u30eb\u3092\u30c9\u30e9\u30c3\u30b0\u3057\u3066\u30b5\u30a4\u30ba\u3092\u8abf\u6574\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u826f\u3044\u8868\u793a\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u540d\u306f\u81ea\u52d5\u7684\u306b\u6298\u308a\u8fd4\u3055\u308c\u307e\u3059\u3002<br \/>\n<img alt=\"\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u30b5\u30a4\u30ba\u3092\u5909\u66f4\u3059\u308b\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/resize_use_case_26850.png\"\/><\/p>\n<blockquote>\n<p>\u2328\ufe0f <strong>\u30ad\u30fc\u30dc\u30fc\u30c9\u30b7\u30e7\u30fc\u30c8\u30ab\u30c3\u30c8<\/strong>: [Alt + Enter] \u3092\u62bc\u3057\u3066<strong>Alt + Enter<\/strong>\u624b\u52d5\u3067\u6539\u884c\u3092\u5f37\u5236\u3057\u307e\u3059\u3002<\/p>\n<\/blockquote>\n<h3>\u624b\u98066: &lt;&gt; \u304a\u3088\u3073 &lt;&gt; \u306e\u95a2\u4fc2\u3092\u8ffd\u52a0\u3059\u308b<\/h3>\n<p><strong>\u62e1\u5f35\u306e\u5834\u5408<\/strong>:<\/p>\n<ol>\n<li>\n<p>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u4e0a\u306b\u30de\u30a6\u30b9\u3092\u79fb\u52d5\u3057\u3001\u62bc\u3057\u306a\u304c\u3089\u305d\u306e<strong>\u30ea\u30bd\u30fc\u30b9\u30ab\u30bf\u30ed\u30b0<\/strong>\u30dc\u30bf\u30f3\u3092\u30c9\u30e9\u30c3\u30b0\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p>\u5e0c\u671b\u306e\u5834\u6240\u3067\u30de\u30a6\u30b9\u30dc\u30bf\u30f3\u3092\u96e2\u3057\u3001\u6b21\u3092\u9078\u629e\u3057\u307e\u3059<strong>\u62e1\u5f35 -&gt; \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/strong>.<\/p>\n<\/li>\n<li>\n<p>\u65b0\u3057\u3044\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306b\u540d\u524d\u3092\u4ed8\u3051\u3001\u62e1\u5f35\u30dd\u30a4\u30f3\u30c8\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<p><img alt=\"extend\u95a2\u4fc2\u3092\u4f5c\u6210\u3059\u308b\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/extend_relationship_26848.png\"\/><br \/>\n<strong>\u5305\u542b\u306e\u5834\u5408<\/strong>:<\/p>\n<ol>\n<li>\n<p>\u30ea\u30bd\u30fc\u30b9\u30ab\u30bf\u30ed\u30b0\u304b\u3089\u306e\u30c9\u30e9\u30c3\u30b0\u64cd\u4f5c\u3068\u540c\u3058\u3067\u3059\u3002<\/p>\n<\/li>\n<li>\n<p>\u6b21\u3092\u9078\u629e\u3057\u307e\u3059<strong>\u5305\u542b -&gt; \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/strong>.<\/p>\n<\/li>\n<li>\n<p>\u5305\u542b\u3055\u308c\u308b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306b\u540d\u524d\u3092\u4ed8\u3051\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<p><img alt=\"include\u95a2\u4fc2\u304c\u4f5c\u6210\u3055\u308c\u307e\u3057\u305f\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/include_relationship_26849.png\"\/><\/p>\n<h3>\u30b9\u30c6\u30c3\u30d77\uff1a\u30d1\u30c3\u30b1\u30fc\u30b8\u3067\u6574\u7406\u3059\u308b\uff08\u5fc5\u8981\u306b\u5fdc\u3058\u3066\uff09<\/h3>\n<p>\u56f3\u306b\u591a\u304f\u306e\u4f7f\u7528\u30b1\u30fc\u30b9\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u4f7f\u3063\u3066\u6574\u7406\u3067\u304d\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p>\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044 <strong>\u30d1\u30c3\u30b1\u30fc\u30b8<\/strong>\u56f3\u306e\u30c4\u30fc\u30eb\u30d0\u30fc\u306e<\/p>\n<p><img alt=\"\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u4f5c\u6210\u3059\u308b\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/create_a_package_25011.png\"\/><\/p>\n<\/li>\n<li>\n<p>\u30de\u30a6\u30b9\u3092\u30c9\u30e9\u30c3\u30b0\u3057\u3066\u3001\u3053\u308c\u3089\u306e\u4f7f\u7528\u30b1\u30fc\u30b9\u3092\u56f2\u3080\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n<p><img alt=\"\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u30d1\u30c3\u30b1\u30fc\u30b8\u3067\u56f2\u3080\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/cover_use_cases_904.png\"\/><\/p>\n<\/li>\n<li>\n<p>\u6700\u5f8c\u306b\u3001\u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u540d\u524d\u3092\u4ed8\u3051\u307e\u3059\u3002<\/p>\n<p><img alt=\"\u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u540d\u524d\u3092\u4ed8\u3051\u308b\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/rename_package_905.png\"\/><\/p>\n<\/li>\n<\/ol>\n<h3>\u30dc\u30fc\u30ca\u30b9\uff1a\u30d3\u30b8\u30cd\u30b9\u4f7f\u7528\u30b1\u30fc\u30b9<\/h3>\n<p>UML\u56f3\u30c4\u30fc\u30eb\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u30a2\u30af\u30bf\u30fc\u304a\u3088\u3073\u4f7f\u7528\u30b1\u30fc\u30b9\u306e\u8868\u73fe\u3082\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u901a\u5e38\u306e\u4f7f\u7528\u30b1\u30fc\u30b9\u3092\u30d3\u30b8\u30cd\u30b9\u4f7f\u7528\u30b1\u30fc\u30b9\u3068\u3057\u3066\u8868\u793a\u3059\u308b\u306b\u306f\uff1a<\/p>\n<ol>\n<li>\n<p>\u4f7f\u7528\u30b1\u30fc\u30b9\u3092\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3066\u3001<strong>\u30e2\u30c7\u30eb\u8981\u7d20\u306e\u30d7\u30ed\u30d1\u30c6\u30a3 &gt; \u30d3\u30b8\u30cd\u30b9\u30e2\u30c7\u30eb<\/strong>.<\/p>\n<p><img alt=\"\u30d3\u30b8\u30cd\u30b9\u30e2\u30c7\u30eb\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/click_business_model_25012.png\"\/><\/p>\n<\/li>\n<li>\n<p>\u9078\u629e\u5f8c\u3001\u4f7f\u7528\u30b1\u30fc\u30b9\u306e\u5de6\u7aef\u306b\u8ffd\u52a0\u306e\u30b9\u30e9\u30c3\u30b7\u30e5\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><img alt=\"\u5de6\u7aef\u306b\u659c\u7dda\u304c\u3042\u308b\u9752\u3044\u6955\u5186\u3067\u3001\u300e\u6388\u696d\u6599\u3092\u652f\u6255\u3046\u300f\u3068\u30e9\u30d9\u30eb\u4ed8\u3051\u3055\u308c\u3066\u304a\u308a\u3001UML\u56f3\u306b\u304a\u3051\u308b\u30d3\u30b8\u30cd\u30b9\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u8868\u3057\u3066\u3044\u308b\u3002\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/business_model_25013.png\"\/><\/p>\n<\/li>\n<\/ol>\n<hr\/>\n<h2>\ud83d\udcdd \u8981\u4ef6\u306e\u628a\u63e1\uff1a\u4f7f\u7528\u30b1\u30fc\u30b9\u30ce\u30fc\u30c8\u3068\u4f1a\u8b70\u30ef\u30fc\u30af\u30d5\u30ed\u30fc<\/h2>\n<p>\u79c1\u306e\u8981\u4ef6\u30d7\u30ed\u30bb\u30b9\u3092\u5909\u5316\u3055\u305b\u305f1\u3064\u306e\u6a5f\u80fd\uff1a<strong>\u4f7f\u7528\u30b1\u30fc\u30b9\u30ce\u30fc\u30c8<\/strong>\u30e6\u30fc\u30b6\u30fc\u3068\u306e\u4f1a\u8b70\u306f\u8981\u4ef6\u628a\u63e1\u306e\u91cd\u8981\u306a\u4e00\u90e8\u3067\u3059\u304c\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u672c\u5f53\u306b\u671b\u3093\u3067\u3044\u308b\u3053\u3068\u3092\u660e\u78ba\u306b\u3059\u308b\u305f\u3081\u306b\u8907\u6570\u56de\u306e\u4f1a\u8b70\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u4f7f\u7528\u30b1\u30fc\u30b9\u30ce\u30fc\u30c8\u306f\u3001\u8981\u4ef6\u628a\u63e1\u306e\u4f1a\u8b70\u4e2d\u306b\u8b70\u8ad6\u3092\u30e1\u30e2\u3059\u308b\u305f\u3081\u306e\u3082\u306e\u3067\u3059\u3002<\/p>\n<h3>\u4f7f\u7528\u30b1\u30fc\u30b9\u30ce\u30fc\u30c8\u306e\u30a2\u30af\u30bb\u30b9\u65b9\u6cd5<\/h3>\n<ol>\n<li>\n<p>\u4f7f\u7528\u30b1\u30fc\u30b9\u3092\u53f3\u30af\u30ea\u30c3\u30af \u2192 <strong>\u4f7f\u7528\u30b1\u30fc\u30b9\u8a73\u7d30\u3092\u958b\u304f\u2026<\/strong><\/p>\n<p><img alt=\"\u56f3\u5185\u306e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3001\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30e1\u30cb\u30e5\u30fc\u304b\u3089\u300c\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u8a73\u7d30\u3092\u958b\u304f\u300d\u3092\u9078\u629e\u3059\u308b\u3002\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/open_use_case_details_25705.png\"\/><\/p>\n<\/li>\n<li>\n<p>\u3092\u958b\u304f<strong>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u30ce\u30fc\u30c8<\/strong> \u30bf\u30d6\u3002<\/p>\n<p><img alt=\"\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3092\u53f3\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u8a73\u7d30\u304c\u958b\u304d\u3001\u300e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u30e1\u30e2\u300f\u30bf\u30d6\u304c\u5f37\u8abf\u8868\u793a\u3055\u308c\u3066\u3001\u300e\u8fd4\u5374\u3055\u308c\u305f\u672c\u3092\u6574\u7406\u3059\u308b\u300f\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306e\u30e1\u30e2\u304c\u8868\u793a\u3055\u308c\u308b\u3002\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/open_use_case_notes_25706.png\"\/><\/p>\n<\/li>\n<\/ol>\n<h3>\u69cb\u9020\u5316\u3055\u308c\u305f\u30ce\u30fc\u30c8\u306e\u5165\u529b<\/h3>\n<p>\u958b\u304f\u3068\u30014\u3064\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u6301\u3064\u4e8b\u524d\u306b\u5b9a\u7fa9\u3055\u308c\u305f\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\uff1a<strong>\u30ef\u30fc\u30af\u30d5\u30ed\u30fc<\/strong>, <strong>\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af<\/strong>, <strong>\u610f\u601d\u6c7a\u5b9a<\/strong>\u3001\u304a\u3088\u3073<strong>\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7<\/strong>.<br \/>\n<img alt=\"\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306b\u5f93\u3063\u3066\u30e1\u30e2\u3092\u5165\u529b\u3059\u308b\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/entering_a_note_by_following_the_template_25798.png\"\/><\/p>\n<blockquote>\n<p>\u270f\ufe0f <strong>\u79c1\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u5f37\u5316<\/strong>\uff1a\u79c1\u306f2\u3064\u306e\u30ab\u30b9\u30bf\u30e0\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u8ffd\u52a0\u3057\u307e\u3059\uff1a<\/p>\n<ul>\n<li>\n<p><strong>\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u306e\u61f8\u5ff5<\/strong>\uff1a\u53cd\u8ad6\u3084\u61f8\u5ff5\u3055\u308c\u308b\u30ea\u30b9\u30af\u3092\u8a18\u9332\u3059\u308b<\/p>\n<\/li>\n<li>\n<p><strong>\u53d7\u5bb9\u57fa\u6e96<\/strong>\uff1a\u65e9\u671f\u306b\u691c\u8a3c\u53ef\u80fd\u306a\u6761\u4ef6\u3092\u8349\u6848\u5316\u3059\u308b<\/p>\n<\/li>\n<\/ul>\n<\/blockquote>\n<h3>\u30cd\u30b9\u30c8\u3055\u308c\u305f\u30ce\u30fc\u30c8\u306e\u64cd\u4f5c<\/h3>\n<p>\u8907\u6570\u306e\u30cd\u30b9\u30c8\u3055\u308c\u305f\u30ce\u30fc\u30c8\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u3067\u3001\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u95a2\u9023\u306e\u3055\u307e\u3056\u307e\u306a\u30a2\u30a4\u30c7\u30a2\u3092\u8a18\u9332\u3067\u304d\u307e\u3059\u3002\u30bf\u30d6\u30ad\u30fc\u3092\u62bc\u3057\u3066\u30a4\u30f3\u30c7\u30f3\u30c8\u3092\u8a2d\u5b9a\u3057\u3001<strong>\u30bf\u30d6<\/strong>\u30a4\u30f3\u30c7\u30f3\u30c8\u3092\u8a2d\u5b9a\u3057\u3001<strong>Shift+\u30bf\u30d6<\/strong>\u30a4\u30f3\u30c7\u30f3\u30c8\u3092\u6e1b\u3089\u3057\u307e\u3059\u3002<br \/>\n<img alt=\"\u30cd\u30b9\u30c8\u3055\u308c\u305f\u30e1\u30e2\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/nested_notes_18986.png\"\/><\/p>\n<h3>\ud83d\ude80 \u30ce\u30fc\u30c8\u304b\u3089\u30b7\u30ca\u30ea\u30aa\u3078\uff1a\u30ef\u30f3\u30af\u30ea\u30c3\u30af\u3067\u306e\u9032\u5316<\/h3>\n<p>\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u304c\u671b\u307e\u3057\u3044\u30b7\u30b9\u30c6\u30e0\u306e\u632f\u308b\u821e\u3044\u3092\u8aac\u660e\u3059\u308b\u969b\u306b\u306f\u3001\u30ce\u30fc\u30c8\u3092\u6b63\u5f0f\u306a\u30b7\u30ca\u30ea\u30aa\u306b\u5909\u63db\u3067\u304d\u307e\u3059\uff1a<\/p>\n<ol>\n<li>\n<p>\u632f\u308b\u821e\u3044\u306e\u8aac\u660e\u3092\u542b\u3080\u89aa\u30ce\u30fc\u30c8\u9805\u76ee\u306e\u4e0a\u306b\u30ab\u30fc\u30bd\u30eb\u3092\u5408\u308f\u305b\u307e\u3059\u3002<\/p>\n<p><img alt=\"\u30e1\u30e2\u9805\u76ee\u306e\u4e0a\u306b\u30de\u30a6\u30b9\u30dd\u30a4\u30f3\u30bf\u30fc\u3092\u79fb\u52d5\u3059\u308b\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/moving_mouse_pointer_over_a_note_term_25799.png\"\/><\/p>\n<\/li>\n<li>\n<p>\u7b87\u6761\u66f8\u304d\u306e\u96a3\u306b\u3042\u308b\u4e0b\u5411\u304d\u77e2\u5370\u3092\u30af\u30ea\u30c3\u30af \u2192 <strong>\u30a4\u30d9\u30f3\u30c8\u306e\u6d41\u308c &gt; \u65b0\u3057\u3044\u30b7\u30ca\u30ea\u30aa\u3078<\/strong>.<\/p>\n<p><img alt=\"\u65b0\u3057\u3044\u30b7\u30ca\u30ea\u30aa\u306e\u4f5c\u6210\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/to_new_scenario_18988.png\"\/><\/p>\n<\/li>\n<li>\n<p>\u3067\u304d\u3042\u304c\u308a\uff1a\u30ce\u30fc\u30c8\u306e\u30c6\u30ad\u30b9\u30c8\u304c\u30b7\u30ca\u30ea\u30aa\u540d\u3068\u3057\u3066\u3001\u30b5\u30d6\u30ce\u30fc\u30c8\u304c\u30b9\u30c6\u30c3\u30d7\u3068\u3057\u3066\u65b0\u3057\u3044\u30b7\u30ca\u30ea\u30aa\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><img alt=\"\u30b7\u30ca\u30ea\u30aa\u306e\u751f\u6210\u5b8c\u4e86\" decoding=\"async\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/04\/scenario_produced_25800.png\"\/><\/p>\n<\/li>\n<\/ol>\n<blockquote>\n<p>\ud83d\udd01 <strong>\u79c1\u304c\u4f7f\u7528\u3059\u308b\u53cd\u5fa9\u7684\u306a\u30ef\u30fc\u30af\u30d5\u30ed\u30fc<\/strong>:<br \/>\n\u4f1a\u8b70 \u2192 \u30ce\u30fc\u30c8 \u2192 \u30b7\u30ca\u30ea\u30aa\u30c9\u30e9\u30d5\u30c8 \u2192 \u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u306e\u30ec\u30d3\u30e5\u30fc \u2192 \u6539\u826f\u3055\u308c\u305f\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9 \u2192 \u95a2\u9023\u4ed8\u3051\u3089\u308c\u305f\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3<\/p>\n<\/blockquote>\n<hr\/>\n<h2>\ud83c\udfaf \u7d50\u8ad6\uff1a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u3092\u4f7f\u3046\u3079\u304d\u6642\u3001\u4f7f\u308f\u306a\u3044\u3079\u304d\u6642<\/h2>\n<p>\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u3084\u4f01\u696d\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u4f55\u5e74\u3082\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u3092\u9069\u7528\u3057\u3066\u304d\u305f\u7d4c\u9a13\u304b\u3089\u3001\u30a2\u30b8\u30e3\u30a4\u30eb\u30c1\u30fc\u30e0\u5411\u3051\u306b\u79c1\u306e\u8981\u7d04\u3057\u305f\u30a2\u30c9\u30d0\u30a4\u30b9\u3067\u3059\uff1a<\/p>\n<h3>\u2705 \u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u3092\u4f7f\u3046\u3079\u304d\u3068\u304d\uff1a<\/h3>\n<ul>\n<li>\n<p>\u30d3\u30b8\u30cd\u30b9\u95a2\u4fc2\u8005\u3068\u958b\u767a\u8005\u3092\u4e00\u81f4\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<em>\u4f55\u3092<\/em>\u30b7\u30b9\u30c6\u30e0\u304c\u884c\u3046\u3079\u304d\u3053\u3068<\/p>\n<\/li>\n<li>\n<p>\u65b0\u3057\u3044\u88fd\u54c1\u3084\u4e3b\u8981\u306a\u6a5f\u80fd\u30ea\u30ea\u30fc\u30b9\u306e\u7bc4\u56f2\u3092\u6587\u66f8\u5316\u3057\u3066\u3044\u307e\u3059<\/p>\n<\/li>\n<li>\n<p>\u65e9\u671f\u306b\u6b20\u843d\u3057\u3066\u3044\u308b\u30a2\u30af\u30bf\u30fc\u307e\u305f\u306f\u30a8\u30c3\u30b8\u30b1\u30fc\u30b9\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u7279\u5b9a\u3057\u305f\u3044<\/p>\n<\/li>\n<li>\n<p>\u30a2\u30b8\u30e3\u30a4\u30eb\u30b9\u30d7\u30ea\u30f3\u30c8\u7528\u306e\u30e6\u30fc\u30b6\u30fc\u30b9\u30c8\u30fc\u30ea\u30fc\u3092\u6e96\u5099\u3057\u3066\u3044\u307e\u3059\uff08\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\uff1d\u30a8\u30d4\u30c3\u30af\u30ec\u30d9\u30eb\u306e\u7c92\u5ea6\uff09<\/p>\n<\/li>\n<\/ul>\n<h3>\u274c \u6b21\u306e\u5834\u5408\u306b\u306f\u4ee3\u66ff\u624b\u6bb5\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/h3>\n<ul>\n<li>\n<p>\u975e\u5e38\u306b\u6280\u8853\u7684\u306a\u5185\u90e8\u30b7\u30b9\u30c6\u30e0\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u30e2\u30c7\u30eb\u5316\u3057\u3066\u3044\u308b\u5834\u5408\uff08\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u56f3\u3084\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u56f3\u3092\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\uff09<\/p>\n<\/li>\n<li>\n<p>\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u52d5\u4f5c\u3084\u4e26\u884c\u51e6\u7406\u3092\u660e\u78ba\u306b\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\uff08\u72b6\u614b\u6a5f\u68b0\u56f3\u3084\u30b7\u30fc\u30b1\u30f3\u30b9\u56f3\u306e\u65b9\u304c\u9069\u3057\u3066\u3044\u307e\u3059\uff09<\/p>\n<\/li>\n<li>\n<p>\u5bfe\u8c61\u8aad\u8005\u306f\u958b\u767a\u8005\u3060\u3051\u3067\u3042\u308a\u3001\u30b3\u30fc\u30c9\u512a\u5148\u306e\u4ed5\u69d8\u3092\u597d\u3080<\/p>\n<\/li>\n<\/ul>\n<h3>\u6700\u7d42\u7684\u306a\u8003\u3048\uff1a<\/h3>\n<p>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u306f\u5b8c\u74a7\u3055\u3067\u306f\u306a\u304f\u3001<em>\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3<\/em>\u3002\u5c11\u3057\u4e0d\u5b8c\u5168\u306a\u56f3\u3067\u3082\u5168\u54e1\u304c\u540c\u3058\u30da\u30fc\u30b8\u306b\u3044\u308b\u306a\u3089\u3001\u30ea\u30dd\u30b8\u30c8\u30ea\u306b\u653e\u7f6e\u3055\u308c\u305f\u300c\u6b63\u3057\u3044\u300d\u56f3\u3088\u308a\u3082\u306f\u308b\u304b\u306b\u4fa1\u5024\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<blockquote>\n<p>\ud83c\udf1f <strong>\u79c1\u306e\u9ec4\u91d1\u6cd5\u5247<\/strong>\uff1a5\u5206\u4ee5\u5185\u306b\u975e\u6280\u8853\u7684\u306a\u95a2\u4fc2\u8005\u306b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u56f3\u3092\u8aac\u660e\u3067\u304d\u306a\u3044\u306a\u3089\u3001\u3055\u3089\u306b\u7c21\u7565\u5316\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/blockquote>\n<p>\u30b7\u30f3\u30d7\u30eb\u304b\u3089\u59cb\u3081\u307e\u3057\u3087\u3046\u3002\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u3092\u3082\u3068\u306b\u7e70\u308a\u8fd4\u3057\u6539\u5584\u3057\u307e\u3057\u3087\u3046\u3002\u56f3\u3092\u554f\u984c\u9818\u57df\u306e\u7406\u89e3\u3068\u3068\u3082\u306b\u9032\u5316\u3055\u305b\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u304c\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u30e2\u30c7\u30ea\u30f3\u30b0\u304c\u5358\u306a\u308b\u6587\u66f8\u4f5c\u6210\u3067\u306f\u306a\u304f\u6226\u7565\u7684\u512a\u4f4d\u6027\u306b\u306a\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n<hr\/>\n<h2>\ud83d\udcda Visual Paradigm\u306b\u95a2\u3059\u308b\u63a8\u5968\u30ea\u30bd\u30fc\u30b9<\/h2>\n<ol>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-uml\/\"><strong>UML\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong><\/a>Visual Paradigm\u306e\u5b66\u7fd2\u30ac\u30a4\u30c9\u304b\u3089\u3001UML\u306e\u6982\u5ff5\u3001\u56f3\u306e\u7a2e\u985e\u3001\u30e2\u30c7\u30ea\u30f3\u30b0\u539f\u5247\u306b\u3064\u3044\u3066\u521d\u5fc3\u8005\u5411\u3051\u306e\u5c0e\u5165\u3002<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/why-uml-modeling\/\"><strong>\u306a\u305cUML\u30e2\u30c7\u30ea\u30f3\u30b0\u306a\u306e\u304b\uff1f<\/strong><\/a>UML\u3092\u63a1\u7528\u3059\u308b\u5b9f\u7528\u7684\u306a\u6839\u62e0\u3002\u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5411\u4e0a\u3001\u66d6\u6627\u3055\u306e\u4f4e\u6e1b\u3001\u8a2d\u8a08\u6587\u66f8\u306e\u8cea\u306e\u5411\u4e0a\u306a\u3069\u306e\u5229\u70b9\u3092\u30ab\u30d0\u30fc\u3002<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-use-case-diagram\/\"><strong>Use Case Diagram\u3068\u306f\u4f55\u304b\uff1f<\/strong><\/a>\u884c\u52d5\u578bUML\u56f3\u306e\u4e2d\u3067Use Case\u56f3\u306e\u76ee\u7684\u3001\u7bc4\u56f2\u3001\u4f4d\u7f6e\u3065\u3051\u3092\u8aac\u660e\u3059\u308b\u30b3\u30a2\u30ac\u30a4\u30c9\u3002<\/li>\n<li><a href=\"https:\/\/circle.visual-paradigm.com\/docs\/uml-and-sysml\/use-case-diagram\/use-case-diagram-notations-guide\/\"><strong>Use Case\u56f3\u306e\u8a18\u6cd5\u30ac\u30a4\u30c9<\/strong><\/a>UML Use Case\u56f3\u306e\u3059\u3079\u3066\u306e\u8a18\u53f7\u3001\u95a2\u4fc2\u6027\u3001OMG\u4ed5\u69d8\u306e\u629c\u7c8b\u3092\u7db2\u7f85\u3057\u305f\u8996\u899a\u7684\u53c2\u7167\u3002<\/li>\n<li><a href=\"https:\/\/circle.visual-paradigm.com\/docs\/uml-and-sysml\/use-case-diagram\/how-to-draw-a-use-case-diagram-in-uml\/\"><strong>UML\u3067Use Case\u56f3\u3092\u63cf\u304f\u65b9\u6cd5<\/strong><\/a>Visual Paradigm\u3067Use Case\u56f3\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3002\u30b7\u30b9\u30c6\u30e0\u5883\u754c\u3001\u30a2\u30af\u30bf\u30fc\u3001\u95a2\u4fc2\u6027\u3001\u6574\u7406\u624b\u6cd5\u3092\u542b\u3080\u3002<\/li>\n<li><a href=\"https:\/\/circle.visual-paradigm.com\/docs\/uml-and-sysml\/use-case-diagram\/entering-meeting-nodes-for-use-case\/\"><strong>Use Case\u306e\u4f1a\u8b70\u30e1\u30e2\u306e\u5165\u529b<\/strong><\/a>Use Case\u30ce\u30fc\u30c8\u3067\u30b9\u30c6\u30fc\u30af\u30db\u30eb\u30c0\u30fc\u306e\u8b70\u8ad6\u3092\u8a18\u9332\u3057\u3001\u305d\u308c\u3092\u6b63\u5f0f\u306a\u30b7\u30ca\u30ea\u30aa\u3084\u8981\u4ef6\u3078\u3068\u9032\u5316\u3055\u305b\u308b\u305f\u3081\u306e\u9ad8\u5ea6\u306a\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u30ac\u30a4\u30c9\u3002<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\u30a2\u30b8\u30e3\u30a4\u30eb\u958b\u767a\u306e\u6025\u901f\u306a\u4e16\u754c\u306b\u304a\u3044\u3066\u3001\u30c9\u30ad<\/p>\n","protected":false},"author":11,"featured_media":11344,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","source_url":"","source_h1_title":"","fifu_image_url":"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/10\/img_6ac4c14bc7a95.png","fifu_image_alt":"","_fifu_image_alt":"","fifu_alt":"","_fifu_alt":"","fifu_image_title":"","_fifu_image_title":"","fifu_input_alt":"","vp_image_hash":"","footnotes":""},"categories":[3],"tags":[],"asset-category":[],"class_list":["post-11343","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-unified-modeling-language"],"source_url":"","source_h1_title":"","fifu_image_url":"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2026\/10\/img_6ac4c14bc7a95.png","fifu_image_alt":"","vp_image_hash":"","yoast_head":"<!-- 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