{"id":10998,"date":"2026-03-06T07:17:37","date_gmt":"2026-03-05T23:17:37","guid":{"rendered":"https:\/\/www.archimetric.com\/ja\/what-is-activity-diagram\/"},"modified":"2026-03-06T07:17:37","modified_gmt":"2026-03-05T23:17:37","slug":"what-is-activity-diagram","status":"publish","type":"post","link":"https:\/\/www.archimetric.com\/ja\/what-is-activity-diagram\/","title":{"rendered":"\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u3068\u306f\u4f55\u304b"},"content":{"rendered":"<div class=\"tutorial-info\"><a 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class=\"h3\">\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3<\/h4>\n<p>\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u306f\u3001\u4ee5\u4e0b\u306e\u3044\u305a\u308c\u304b\u306e\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u30ce\u30fc\u30c9\u304b\u3089\u69cb\u6210\u3055\u308c\u308b\u500b\u5225\u306e\u8981\u7d20\u3067\u69cb\u6210\u3055\u308c\u308b\u52d5\u4f5c\u3092\u8868\u3059\uff1a<\/p>\n<ol class=\"contentPoint\">\n<li>\u30a2\u30af\u30b7\u30e7\u30f3<\/li>\n<li>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8<\/li>\n<li>\u5236\u5fa1\u30d5\u30ed\u30fc<\/li>\n<\/ol>\n<h4 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src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/02-control-flow.png\" width=\"230\"\/><\/p>\n<h4 class=\"h3\">\u958b\u59cb\u3068\u7d42\u4e86<\/h4>\n<p>\u3053\u308c\u3089\u306f\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u5185\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u5b9f\u884c\u30b7\u30fc\u30b1\u30f3\u30b9\u306e\u958b\u59cb\u70b9\u3068\u7d42\u4e86\u70b9\u3092\u8868\u3057\u307e\u3059\u3002\u958b\u59cb\u8a18\u53f7\u3068\u7d42\u4e86\u8a18\u53f7\u306f\u3001\u521d\u671f\u72b6\u614b\u8a18\u53f7\u304a\u3088\u3073\u6700\u7d42\u72b6\u614b\u3068\u3082\u547c\u3070\u308c\u307e\u3059\u3002<\/p>\n<ol class=\"contentPoint\">\n<li>\u958b\u59cb\u8981\u7d20\u306f\u5c0f\u3055\u306a\u5b9f\u7dda\u306e\u5186\u3068\u3057\u3066\u63cf\u304b\u308c\u307e\u3059\u3002<\/li>\n<li>\u7d42\u4e86\u8981\u7d20\u306f\u3001\u5916\u5074\u306e\u5186\u306b\u56f2\u307e\u308c\u305f\u5c0f\u3055\u306a\u5b9f\u7dda\u306e\u5186\u3068\u3057\u3066\u63cf\u304b\u308c\u307e\u3059\u3002<\/li>\n<\/ol>\n<h4 class=\"h4\">\u4f8b<\/h4>\n<p><img alt=\"Start and final\" decoding=\"async\" height=\"41\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/03-start-and-final.png\" width=\"378\"\/><\/p>\n<h4 class=\"h3\">\u6c7a\u5b9a<\/h4>\n<p>\u3053\u308c\u306f\u7279\u5b9a\u306e\u6761\u4ef6\u3092\u8a55\u4fa1\u3057\u3001\u5b9f\u884c\u3092\u7d99\u7d9a\u3059\u308b\u30a2\u30af\u30b7\u30e7\u30f3\u7d4c\u8def\u3092\u6c7a\u5b9a\u3059\u308b\u6c7a\u5b9a\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u8868\u3057\u307e\u3059\u3002<\/p>\n<p>\u6c7a\u5b9a\u8a18\u53f7\u306f\u3001\u4e00\u3064\u306e\u5165\u529b\u5236\u5fa1\u30d5\u30ed\u30fc\u3068\u8907\u6570\u306e\u51fa\u529b\u5236\u5fa1\u30d5\u30ed\u30fc\u3092\u6301\u3064\u5c0f\u3055\u306a\u83f1\u5f62\u3068\u3057\u3066\u63cf\u304b\u308c\u307e\u3059\u3002<\/p>\n<p>\u5404\u51fa\u529b\u5236\u5fa1\u30d5\u30ed\u30fc\u306b\u306f\u3001\u305d\u306e\u30d5\u30ed\u30fc\u306b\u81f3\u308b\u6761\u4ef6\u3092\u30e9\u30d9\u30eb\u4ed8\u3051\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h4 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class=\"h3\">\u30de\u30fc\u30b8<\/h4>\n<p>\u8907\u6570\u306e\u4ee3\u66ff\u5b9f\u884c\u7d4c\u8def\u304c\u5408\u6d41\u3057\u3066\u7d99\u7d9a\u3059\u308b\u30dd\u30a4\u30f3\u30c8\u3092\u8868\u3057\u307e\u3059\u3002<\/p>\n<p>\u8907\u6570\u306e\u5165\u529b\u5236\u5fa1\u30d5\u30ed\u30fc\u3068\u4e00\u3064\u306e\u51fa\u529b\u5236\u5fa1\u30d5\u30ed\u30fc\u3092\u6301\u3064\u5c0f\u3055\u306a\u83f1\u5f62\u3068\u3057\u3066\u63cf\u304b\u308c\u307e\u3059\u3002<\/p>\n<h4 class=\"h4\">\u4f8b<\/h4>\n<p>\u4ee5\u4e0b\u306e\u4e8c\u3064\u306e\u7d4c\u8def\u304c\u5408\u6d41\u3059\u308b\u30de\u30fc\u30b8\u30dd\u30a4\u30f3\u30c8\u306f<i>\u6ce8\u6587\u51fa\u8377<\/i> \u304a\u3088\u3073<i>\u6ce8\u6587\u4fdd\u7559<\/i>\u304c\u5408\u6d41\u3059\u308b\u30dd\u30a4\u30f3\u30c8\u306f\u3001\u4ee5\u4e0b\u306e\u56f3\u306e\u3088\u3046\u306b\u30de\u30fc\u30b8\u8a18\u53f7\u3068\u3057\u3066\u63cf\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff1a<\/p>\n<p><img alt=\"Merge\" decoding=\"async\" height=\"159\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/05-merge.png\" width=\"276\"\/><\/p>\n<h4 class=\"h3\">\u30d5\u30a9\u30fc\u30af<\/h4>\n<p>\u3053\u308c\u306f\u5358\u4e00\u306e\u5b9f\u884c\u30d5\u30ed\u30fc\u3092\u8907\u6570\u306e\u4e26\u884c\u5b9f\u884c\u30d5\u30ed\u30fc\u306b\u5206\u5272\u3059\u308b\u30d5\u30a9\u30fc\u30af\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u8868\u3057\u307e\u3059\u3002<\/p>\n<p>\u4e00\u3064\u306e\u5165\u529b\u5236\u5fa1\u30d5\u30ed\u30fc\u304c\u4e00\u65b9\u306e\u5074\u306b\u3042\u308a\u3001\u8907\u6570\u306e\u51fa\u529b\u5236\u5fa1\u30d5\u30ed\u30fc\u304c\u4ed6\u65b9\u306e\u5074\u306b\u3042\u308b\u77ed\u3044\u5b9f\u7dda\u3068\u3057\u3066\u63cf\u304b\u308c\u307e\u3059\u3002<\/p>\n<h4 class=\"h4\">\u4f8b<\/h4>\n<p>\u6b21\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u306e\u5f8c\u306b\u5b9f\u884c\u3055\u308c\u308b\u30d5\u30a9\u30fc\u30af\u30a2\u30af\u30b7\u30e7\u30f3\u306f<i>\u6ce8\u6587\u53d7\u9818<\/i>\u30a2\u30af\u30b7\u30e7\u30f3\u306e\u5f8c\u306b\u958b\u59cb\u3059\u308b<i>\u6ce8\u6587\u51fa\u8377<\/i> \u30a2\u30af\u30b7\u30e7\u30f3\u3068 <i>\u8acb\u6c42\u66f8\u3092\u9001\u4fe1<\/i> \u30a2\u30af\u30b7\u30e7\u30f3\u3092\u4e26\u884c\u3057\u3066\u5b9f\u884c\u3059\u308b\u5834\u5408\u3001\u56f3\u306e\u3088\u3046\u306b\u63cf\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<p><img alt=\"Fork\" decoding=\"async\" height=\"159\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/06-fork.png\" width=\"276\"\/><\/p>\n<h4 class=\"h3\">\u7d50\u5408<\/h4>\n<p>\u8907\u6570\u306e\u4e26\u884c\u5b9f\u884c\u30d5\u30ed\u30fc\u304c\u7d42\u4e86\u3059\u308b\u306e\u3092\u5f85\u3064\u7d50\u5408\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u8868\u3059\u3002<\/p>\n<p>\u8907\u6570\u306e\u5165\u529b\u5236\u5fa1\u30d5\u30ed\u30fc\u304c\u4e00\u65b9\u306e\u5074\u306b\u3042\u308a\u3001\u4e00\u65b9\u306e\u51fa\u529b\u5236\u5fa1\u30d5\u30ed\u30fc\u304c\u4ed6\u65b9\u306e\u5074\u306b\u3042\u308b\u77ed\u3044\u5b9f\u7dda\u3068\u3057\u3066\u63cf\u304b\u308c\u308b\u3002<\/p>\n<h4 class=\"h4\">\u4f8b<\/h4>\n<p>\u6b21\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u306e\u524d\u306b\u5b9f\u884c\u3055\u308c\u308b\u7d50\u5408\u30a2\u30af\u30b7\u30e7\u30f3<i>\u6ce8\u6587\u3092\u5b8c\u4e86<\/i> \u30a2\u30af\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3057\u3066\u3001\u4e21\u65b9\u306e<i>\u6ce8\u6587\u3092\u51fa\u8377<\/i> \u30a2\u30af\u30b7\u30e7\u30f3\u3068 <i>\u8acb\u6c42\u66f8\u3092\u9001\u4fe1<\/i> \u30a2\u30af\u30b7\u30e7\u30f3\u304c\u7d42\u4e86\u3059\u308b\u306e\u3092\u5f85\u3064\u5834\u5408\u3001\u56f3\u306e\u3088\u3046\u306b\u63cf\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<p><img alt=\"Join\" decoding=\"async\" height=\"159\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/07-join.png\" width=\"276\"\/><\/p>\n<h4 class=\"h3\">\u30aa\u30d6\u30b8\u30a7\u30af\u30c8<\/h4>\n<p>\u30a2\u30af\u30b7\u30e7\u30f3\u306e\u5165\u529b\u304a\u3088\u3073\/\u307e\u305f\u306f\u51fa\u529b\u3068\u306a\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8868\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u7279\u5b9a\u306e\u72b6\u614b\u306b\u3042\u308b\u30af\u30e9\u30b9\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3068\u898b\u306a\u3055\u308c\u308b\u3002<\/p>\n<p>\u540d\u524d\u3092\u5185\u5074\u306b\u914d\u7f6e\u3057\u305f\u9577\u65b9\u5f62\u3067\u8868\u3055\u308c\u308b\u3002<\/p>\n<p>\u540d\u524d\u306e\u4e0b\u306b\u62ec\u5f27\u3067\u56f2\u307e\u308c\u305f\u72b6\u614b\u3092\u8a18\u8ff0\u3059\u308b\u3053\u3068\u3067\u3001\u3055\u3089\u306b\u9650\u5b9a\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u308b\u3002<\/p>\n<h4 class=\"h4\">\u4f8b<\/h4>\n<p><i>\u6ce8\u6587 [\u5b8c\u4e86]<\/i> \u30a2\u30af\u30b7\u30e7\u30f3\u304b\u3089\u751f\u6210\u3055\u308c\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8<i>\u6ce8\u6587\u3092\u5165\u529b<\/i> \u30a2\u30af\u30b7\u30e7\u30f3\u306b\u3088\u3063\u3066\u6d88\u8cbb\u3055\u308c\u308b\u3002\u3053\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u3001UML\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u3067\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u8868\u8a18\u3068\u3057\u3066\u56f3\u306e\u3088\u3046\u306b\u63cf\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u3002<i>\u6ce8\u6587\u3092\u51fa\u8377<\/i> \u30a2\u30af\u30b7\u30e7\u30f3\u3002\u3053\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u3001UML\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u3067\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u8868\u8a18\u3068\u3057\u3066\u56f3\u306e\u3088\u3046\u306b\u63cf\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<p><img alt=\"Object\" decoding=\"async\" height=\"41\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/08-object.png\" width=\"359\"\/>\u540c\u3058\u610f\u5473\u3092\u6301\u3064\u7570\u306a\u308b\u8868\u8a18\u6cd5\uff1a<\/p>\n<p><img alt=\"Object (Semantic)\" decoding=\"async\" height=\"44\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/09-object-another-semantic.png\" width=\"278\"\/><\/p>\n<h4 class=\"h3\">\u4fe1\u53f7\u3068\u30a4\u30d9\u30f3\u30c8<\/h4>\n<p>\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u306e\u5916\u90e8\u306b\u4fe1\u53f7\u3092\u9001\u4fe1\u3059\u308b\u4fe1\u53f7\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u8868\u3059\u3002\u9001\u4fe1\u4fe1\u53f7\u30a2\u30af\u30b7\u30e7\u30f3\u306f\u3001\u4fe1\u53f7\u306e\u53d7\u4fe1\u8005\u304b\u3089\u306e\u5fdc\u7b54\u3092\u5f85\u305f\u306a\u3044\u3002\u81ea\u8eab\u3092\u7d42\u4e86\u3057\u3001\u5b9f\u884c\u5236\u5fa1\u3092\u6b21\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u306b\u6e21\u3059\u3002<\/p>\n<p>\u540d\u524d\u3092\u5185\u5074\u306b\u914d\u7f6e\u3057\u305f\u51f8\u4e94\u89d2\u5f62\u3068\u3057\u3066\u63cf\u304b\u308c\u308b\u3002<\/p>\n<h4 class=\"h4\">\u4f8b<\/h4>\n<p>The <i>\u9867\u5ba2\u306b\u901a\u77e5<\/i>\u6ce8\u6587\u51e6\u7406\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u5185\u306e\u4fe1\u53f7\u9001\u4fe1\u30a2\u30af\u30b7\u30e7\u30f3\u306f\u3001\u4ee5\u4e0b\u306e\u56f3\u306b\u793a\u3059\u3088\u3046\u306bUML\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u306b\u304a\u3051\u308b\u4fe1\u53f7\u9001\u4fe1\u8a18\u6cd5\u3068\u3057\u3066\u63cf\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<p><img alt=\"Singal and evnet\" decoding=\"async\" height=\"41\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/10-signal-and-event.png\" width=\"371\"\/><\/p>\n<h3 class=\"h3\">\u30b9\u30a4\u30e0\u30ec\u30fc\u30f3\u3068\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3<\/h3>\n<ol class=\"contentPoint\">\n<li>\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u306f\u3001\u5171\u901a\u306e\u7279\u6027\u3092\u6301\u3064\u30a2\u30af\u30b7\u30e7\u30f3\u3084\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30b0\u30eb\u30fc\u30d7\u3092\u793a\u3059\u3002<\/li>\n<li>\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u306f\u3001\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u540d\u3092\u4e00\u65b9\u306e\u7aef\u3068\u3059\u308b\u4e8c\u672c\u306e\u5e73\u884c\u7dda\u3068\u3057\u3066\u63cf\u304b\u308c\u308b\u3002<\/li>\n<li>\u4e8c\u672c\u306e\u7dda\u306e\u9593\u306b\u4f4d\u7f6e\u3059\u308b\u3059\u3079\u3066\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u3084\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f\u3001\u305d\u306e\u30b0\u30eb\u30fc\u30d7\u306b\u5c5e\u3059\u308b\u3068\u898b\u306a\u3055\u308c\u308b\u3002<\/li>\n<li>\u30a2\u30af\u30b7\u30e7\u30f3\u3084\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u8907\u6570\u306e\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u306e\u5883\u754c\u4e0a\u306b\u3042\u308b\u5834\u5408\u3001\u8907\u6570\u306e\u30b0\u30eb\u30fc\u30d7\u306b\u5c5e\u3059\u308b\u3068\u898b\u306a\u3055\u308c\u308b\u3002<\/li>\n<li>\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u306f\u5165\u308c\u5b50\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u306e\u968e\u5c64\u3092\u5f62\u6210\u3067\u304d\u308b\u3002<\/li>\n<\/ol>\n<h4 class=\"h4\">\u4f8b<\/h4>\n<p>\u6ce8\u6587\u51e6\u7406\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u5185\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u3084\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f3\u3064\u306e\u30b0\u30eb\u30fc\u30d7\u306b\u5206\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u308b\uff1a<\/p>\n<ol class=\"contentPoint\">\n<li>\u6ce8\u6587\u90e8\u9580\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u30b0\u30eb\u30fc\u30d7<\/li>\n<li>\u4f1a\u8a08\u90e8\u9580\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u30b0\u30eb\u30fc\u30d7<\/li>\n<li>\u30a2\u30af\u30b7\u30e7\u30f3\u306e\u6240\u6709\u6a29\u306b\u57fa\u3065\u304f\u9867\u5ba2\u30a2\u30af\u30b7\u30e7\u30f3\u30b0\u30eb\u30fc\u30d7<\/li>\n<\/ol>\n<p>\u3053\u308c\u3089\u306e\u30b0\u30eb\u30fc\u30d7\u306f\u3001\u4ee5\u4e0b\u306e\u56f3\u306b\u793a\u3059\u3088\u3046\u306bUML\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u306b\u304a\u3051\u308b\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u8a18\u6cd5\u3068\u3057\u3066\u63cf\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n<p><img alt=\"Swimlane and partition\" decoding=\"async\" height=\"320\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/11-swimlane-and-partition.png\" width=\"811\"\/><\/p>\n<h3 class=\"h3\">\u30d1\u30e9\u30e1\u30fc\u30bf\u5316\u3055\u308c\u305f\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3<\/h3>\n<p>\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u30d1\u30e9\u30e1\u30fc\u30bf\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u306f\u3001\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u3078\u306e\u5165\u529b\u3092\u53d7\u3051\u5165\u308c\u305f\u308a\u3001\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u304b\u3089\u306e\u51fa\u529b\u3092\u63d0\u4f9b\u3059\u308b\u3002<\/p>\n<p>\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u30d1\u30e9\u30e1\u30fc\u30bf\u306f\u5883\u754c\u306b\u8868\u793a\u3055\u308c\u3001\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u540d\u306e\u4e0b\u306b\u300c\u30d1\u30e9\u30e1\u30fc\u30bf\u540d: \u30d1\u30e9\u30e1\u30fc\u30bf\u578b\u300d\u3068\u3057\u3066\u30ea\u30b9\u30c8\u3055\u308c\u308b\u3002<\/p>\n<h4 class=\"h4\">\u4f8b<\/h4>\n<p>\u4ee5\u4e0b\u306e\u4f8b\u306f\u3001\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u306b\u5bfe\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u305f2\u3064\u306e\u5165\u529b\u30d1\u30e9\u30e1\u30fc\u30bf\u30681\u3064\u306e\u51fa\u529b\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u793a\u3057\u3066\u3044\u308b\u3002<\/p>\n<p><img alt=\"Parameterized activity\" decoding=\"async\" height=\"267\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/12-parameterized-activity.png\" width=\"752\"\/><\/p>\n<h3 class=\"h3\">\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u30d5\u30ec\u30fc\u30e0<\/h3>\n<p>UML\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u3067\u4f7f\u7528\u3055\u308c\u3001\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u306e\u3059\u3079\u3066\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u3084\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u56f2\u3080\u5883\u754c\u3092\u63d0\u4f9b\u3059\u308b\u3002<\/p>\n<p>\u4e38\u307f\u3092\u5e2f\u3073\u305f\u89d2\u3092\u6301\u3064\u5927\u304d\u306a\u9577\u65b9\u5f62\u3068\u3057\u3066\u63cf\u304b\u308c\u308b\u3002\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u540d\u3001\u5165\u529b\u30d1\u30e9\u30e1\u30fc\u30bf\u3001\u51fa\u529b\u30d1\u30e9\u30e1\u30fc\u30bf\u306f\u9577\u65b9\u5f62\u306e\u5de6\u4e0a\u4ed8\u8fd1\u306b\u8a18\u8f09\u3055\u308c\u308b\u3002<\/p>\n<p>\u5165\u529b\u30d1\u30e9\u30e1\u30fc\u30bf\u304a\u3088\u3073\u51fa\u529b\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8868\u3059\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u8a18\u6cd5\u306f\u3001\u9577\u65b9\u5f62\u306e\u8fba\u4e0a\u306b\u914d\u7f6e\u3067\u304d\u308b\u3002<\/p>\n<h3>\u306a\u305c\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u3092\u4f7f\u3046\u306e\u304b\uff1f<\/h3>\n<p>UML\u306e\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30a8\u30c3\u30b8\u3067\u63a5\u7d9a\u3055\u308c\u305f\u30ce\u30fc\u30c9\u306e\u96c6\u5408\u3092\u542b\u3080\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u3068\u3057\u3066\u30a4\u30d9\u30f3\u30c8\u3092\u4f5c\u6210\u3067\u304d\u308b\u3002\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u306f\u4efb\u610f\u306e\u30e2\u30c7\u30eb\u5316\u8981\u7d20\u306b\u63a5\u7d9a\u3055\u308c\u3001\u305d\u306e\u632f\u308b\u821e\u3044\u3092\u30e2\u30c7\u30eb\u5316\u3067\u304d\u308b\u3002\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u306f\u3057\u3070\u3057\u3070\u8a73\u7d30\u5316\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002<\/p>\n<ul>\n<li>\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/li>\n<li>\u30af\u30e9\u30b9<\/li>\n<li>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3068\u30b5\u30d6\u30b7\u30b9\u30c6\u30e0<\/li>\n<li>\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3068\u30d3\u30b8\u30cd\u30b9\u30d7\u30ed\u30bb\u30b9<\/li>\n<\/ul>\n<\/div>\n<h3><span style=\"font-size: 1.125rem;\">\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u306e\u305d\u306e\u4ed6\u306e\u4f8b<\/span><\/h3>\n<div class=\"content-tutorial\">\n<p><img alt=\"Activity frame\" decoding=\"async\" height=\"227\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/13-activity-frame.png\" width=\"460\"\/><\/p>\n<h3 class=\"h2\">\u4f8b\uff1a\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3 \u2013 \u8868\u8a18\u6cd5<\/h3>\n<p><img alt=\"Activity notatins explained\" decoding=\"async\" height=\"630\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/14-activity-notations-explained.png\" width=\"450\"\/><\/p>\n<h3 class=\"h2\">\u4f8b\uff1a\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3 \u2013 \u51e6\u7406\u9806\u5e8f<\/h3>\n<p><img alt=\"Activity diagram example - Process Order\" decoding=\"async\" height=\"299\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/15-activity-diagram-example-process-order.png\" width=\"793\"\/><\/p>\n<h3 class=\"h2\">\u4f8b\uff1a\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3 \u2013 \u767a\u9001\u306e\u4f5c\u6210<\/h3>\n<p><img alt=\"Activity diagram example - Create shipment\" decoding=\"async\" height=\"521\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/16-activity-diagram-example-create-shipment.png\" width=\"607\"\/><\/p>\n<h3 class=\"h2\">\u4f8b\uff1a\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u306e\u30b9\u30a4\u30e0\u30ec\u30fc\u30f3<\/h3>\n<p><img alt=\"Activity diagram example - Process Order (Swimlane)\" decoding=\"async\" height=\"533\" loading=\"lazy\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2022\/02\/17-activity-diagram-example-process-order-swimlane.png\" width=\"526\"\/><\/p>\n<h2>\u30ea\u30bd\u30fc\u30b9<\/h2>\n<ol>\n<li><strong>UML\u3067\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u3092\u63cf\u304f\u306b\u306f\uff1f \u2013 Visual Paradigm<\/strong>\n<ul>\n<li>Visual Paradigm. (n.d.).\u00a0<a href=\"https:\/\/www.visual-paradigm.com\/tutorials\/how-to-draw-activity-diagram-in-uml\/\">UML\u3067\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u3092\u63cf\u304f\u306b\u306f\uff1f \u2013 Visual Paradigm<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Visual Paradigm Online \u2013 Google Workspace Marketplace<\/strong>\n<ul>\n<li>Google Workspace Marketplace. (n.d.).\u00a0<a href=\"https:\/\/workspace.google.com\/marketplace\/app\/visual_paradigm_online\/325823764747\">Visual Paradigm Online \u2013 Google Workspace Marketplace<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Visual Paradigm\u306b\u304a\u3051\u308bUML\u56f3\u306e\u7d39\u4ecb \u2013 ArchiMetric<\/strong>\n<ul>\n<li>ArchiMetric. (2024\u5e748\u670823\u65e5).\u00a0<a href=\"https:\/\/www.archimetric.com\/introduction-to-uml-diagrams-in-visual-paradigm\/\">Visual Paradigm\u306b\u304a\u3051\u308bUML\u56f3\u306e\u7d39\u4ecb \u2013 ArchiMetric<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Visual Paradigm\u306e\u30b5\u30d6\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u30a2\u30a4\u30b3\u30f3 \u2013 Stack Overflow<\/strong>\n<ul>\n<li>Stack Overflow. (n.d.).\u00a0<a href=\"https:\/\/stackoverflow.com\/questions\/14800542\/visual-paradigm-sub-activity-diagram-icon\">Visual Paradigm\u306e\u30b5\u30d6\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u30a2\u30a4\u30b3\u30f3 \u2013 Stack Overflow<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u30aa\u30f3\u30e9\u30a4\u30f3UML\u56f3\u30c4\u30fc\u30eb<\/strong>\n<ul>\n<li>Visual Paradigm. (n.d.).\u00a0<a href=\"https:\/\/online.visual-paradigm.com\/diagrams\/features\/uml-tool\/\">\u30aa\u30f3\u30e9\u30a4\u30f3UML\u56f3\u30c4\u30fc\u30eb<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3 \u2013 \u7d71\u4e00\u30e2\u30c7\u30ea\u30f3\u30b0\u8a00\u8a9e\uff08UML\uff09 \u2013 GeeksforGeeks<\/strong>\n<ul>\n<li>GeeksforGeeks. (2017\u5e7410\u670827\u65e5).\u00a0<a href=\"https:\/\/www.geeksforgeeks.org\/unified-modeling-language-uml-activity-diagrams\/\">\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3 \u2013 \u7d71\u4e00\u30e2\u30c7\u30ea\u30f3\u30b0\u8a00\u8a9e\uff08UML\uff09 \u2013 GeeksforGeeks<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>UML\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u306e\u4f5c\u6210 \u2013 Microsoft \u30b5\u30dd\u30fc\u30c8<\/strong>\n<ul>\n<li>Microsoft \u30b5\u30dd\u30fc\u30c8. (n.d.).\u00a0<a href=\"https:\/\/support.microsoft.com\/en-us\/office\/create-a-uml-activity-diagram-19745dae-2872-4455-a906-13b736f01685\">UML\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u306e\u4f5c\u6210 \u2013 Microsoft \u30b5\u30dd\u30fc\u30c8<\/a>.<\/li>\n<\/ul>\n<\/li>\n<li><strong>UML\u30af\u30e9\u30b9\u56f3\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb<\/strong>\n<ul>\n<li>Visual Paradigm. (n.d.).\u00a0<a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/uml-class-diagram-tutorial\/\">UML\u30af\u30e9\u30b9\u56f3\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u3068\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u306e\u9055\u3044 \u2013 Stack Overflow<\/strong>\n<ul>\n<li>Stack Overflow. (n.d.).\u00a0<a href=\"https:\/\/stackoverflow.com\/questions\/62086316\/difference-between-the-domain-model-activity-diagram\">\u30c9\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u3068\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u306e\u9055\u3044 \u2013 Stack Overflow<\/a>\u00a0.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Activity Diagrams describe how activities are coordinated to provide a service which can be at different levels of abstraction. Typically, an event needs to be achieved by some operation, particularly where the operation is intended to achieve a number of different things that require coordination, or how the events in a single use case relate to one another, in particular, use cases where activities may overlap and require coordination. It is also suitable for modeling how a collection of use cases coordinate to create a workflow for an organization.<\/p>\n","protected":false},"author":3479,"featured_media":10999,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","fifu_image_url":"https:\/\/circle.visual-paradigm.com\/wp-content\/uploads\/2017\/08\/Activity-Diagram-Swinlane-Proposal-Process.png","fifu_image_alt":"https:\/\/circle.visual-paradigm.com\/wp-content\/uploads\/2017\/08\/Activity-Diagram-Swinlane-Proposal-Process.png","footnotes":""},"categories":[127],"tags":[],"class_list":["post-10998","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-unified-modeling-language"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u3068\u306f\u4f55\u304b - ArchiMetric Japanese<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.archimetric.com\/ja\/what-is-activity-diagram\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u30a2\u30af\u30c6\u30a3\u30d3\u30c6\u30a3\u56f3\u3068\u306f\u4f55\u304b - ArchiMetric Japanese\" \/>\n<meta property=\"og:description\" content=\"Activity Diagrams describe how activities are coordinated to provide a service which can be at different levels of abstraction. 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