{"id":2427,"date":"2019-12-16T10:00:42","date_gmt":"2019-12-16T01:00:42","guid":{"rendered":"https:\/\/fastcoding.jp\/blog\/?p=2427"},"modified":"2020-07-31T14:19:20","modified_gmt":"2020-07-31T05:19:20","slug":"accessibility-1","status":"publish","type":"post","link":"https:\/\/fastcoding.jp\/blog\/all\/info\/accessibility-1\/","title":{"rendered":"Web\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u5bfe\u5fdc\u2460\u3000\u57fa\u790e\u7de8"},"content":{"rendered":"<div class=\"the_content\"><p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/fastcoding.jp\/blog\/wp-content\/uploads\/2019\/12\/1-e1575884834332.png\" alt=\"Web\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u2460\u3000\u57fa\u790e\u7de8\" width=\"800\" height=\"350\" class=\"the_post_thumbnail aligncenter size-full wp-image-2447\" srcset=\"https:\/\/fastcoding.jp\/blog\/wp-content\/uploads\/2019\/12\/1-e1575884834332.png 800w, https:\/\/fastcoding.jp\/blog\/wp-content\/uploads\/2019\/12\/1-e1575884834332-352x154.png 352w, https:\/\/fastcoding.jp\/blog\/wp-content\/uploads\/2019\/12\/1-e1575884834332-300x131.png 300w, https:\/\/fastcoding.jp\/blog\/wp-content\/uploads\/2019\/12\/1-e1575884834332-768x336.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>\u3053\u3093\u306b\u3061\u306f\u3002FASTCODING\u30c7\u30b6\u30a4\u30ca\u30fc\u306e\u4e03\u8ee2\u3073\u516b\u91cd\u5b50\u3067\u3059\u3002<\/p>\n<p>\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u5bfe\u5fdc\uff01\u5b8c\u74a7\u3067\u3059\u304b\uff1f<\/p>\n<p>\u6628\u4eca\u3001\u516c\u7684\u6a5f\u95a2\u306eWeb\u30b5\u30a4\u30c8\u3060\u3051\u3067\u306a\u304f\u3001\u4e00\u822c\u30b5\u30a4\u30c8\u306b\u3082\u305d\u306e\u5bfe\u5fdc\u304c\u5e83\u307e\u3063\u3066\u3044\u307e\u3059\u3002<br \/>\n\u4e00\u6614\u524d\u306f\u3001\u8eab\u4f53\u7684\u5236\u9650\u306e\u3042\u308b\u65b9\u306b\u5411\u3051\u305f\u5bfe\u5fdc\u3068\u3044\u3046\u30a4\u30e1\u30fc\u30b8\u304c\u3042\u308a\u307e\u3057\u305f\u304c\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u591a\u69d8\u5316\u3084\u3001\u4f7f\u7528\u3059\u308b\u5074\u306e\u74b0\u5883\u3082\u69d8\u3005\u306b\u306a\u308a\u3001\u3088\u308a\u591a\u304f\u306e\u4eba\u306bWeb\u30b5\u30a4\u30c8\u306e\u60c5\u5831\u3084\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3057\u3066\u3082\u3089\u3046\u70ba\u306b\u306f\u3001\u306a\u304f\u3066\u306f\u306a\u3089\u306a\u3044\u5bfe\u7b56\u3067\u3059\u3002<br \/>\n\u3053\u306e\u6a5f\u4f1a\u306b\u3001\u3069\u3093\u306a\u4f5c\u696d\u3092\u3057\u305f\u3089\u300c\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u5bfe\u5fdc\u3092\u3057\u305f\u300d\u3068\u8a00\u3048\u308b\u306e\u304b\u3001\u6539\u3081\u3066\u52c9\u5f37\u3057\u3066\u307f\u3088\u3046\u3068\u601d\u3044\u307e\u3059\u3002\u4eca\u56de\u306f\u3001\u5177\u4f53\u7684\u306a\u5b9f\u88c5\u306e\u524d\u306b\u3001\u57fa\u790e\u3092\u304a\u3055\u3089\u3044\u3057\u3066\u307f\u307e\u3059\u3002\u3061\u306a\u307f\u306b\u3001\u30d5\u30a1\u30b9\u30c8\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3067\u306f\u3001Web\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306fSEO\u306e\u89b3\u70b9\u304b\u3089\u3082\u91cd\u8981\u3060\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002Web\u30b5\u30a4\u30c8\u306e\u30ea\u30cb\u30e5\u30fc\u30a2\u30eb\u6642\u306b\u5408\u308f\u305b\u3066\u3001\u5bfe\u5fdc\u3092\u8003\u3048\u3066\u307f\u3066\u306f\u3044\u304b\u304c\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<h2>\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u3068\u306f<\/h2>\n<p><span class=\"important\">Web\u3092\u5229\u7528\u3059\u308b\u3059\u3079\u3066\u306e\u4eba\u304c\u5e74\u9f62\u3084\u8eab\u4f53\u7684\u5236\u7d04\u3001\u5229\u7528\u74b0\u5883\u306a\u3069\u306b\u95a2\u4fc2\u306a\u304fWeb\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3053\u3068\u3002<\/span><\/p>\n<p>\u4f8b\u3048\u3070\u3001<\/p>\n<p class=\"text_box_blue\">\u30fb\u9ad8\u9f62\u3067\u76ee\u304c\u60aa\u304f\u3001\u6587\u5b57\u304c\u898b\u3065\u3089\u3044\u3002<br \/>\n\u30fb\u5c4b\u5916\u3067\u30b9\u30de\u30db\u3067\u898b\u3066\u3044\u3066\u3001\u753b\u9762\u304c\u666e\u6bb5\u3088\u308a\u3082\u898b\u3065\u3089\u304b\u3063\u305f\u3002<br \/>\n\u30fb\u30b3\u30f3\u30bf\u30af\u30c8\u30ec\u30f3\u30ba\u3084\u773c\u93e1\u3092\u5fd8\u308c\u3066\u3001\u6587\u7ae0\u304c\u8aad\u307f\u3065\u3089\u304b\u3063\u305f\u3002<br \/>\n\u30fb\u30de\u30a6\u30b9\u304c\u58ca\u308c\u305f\u304c\u3001\u30ad\u30fc\u30dc\u30fc\u30c9\u3060\u3051\u3067\u306f\u64cd\u4f5c\u3057\u3065\u3089\u304b\u3063\u305f\u3002<br \/>\n\u30fb\u8996\u899a\u969c\u5bb3\u304c\u3042\u308a\u3001\u97f3\u58f0\u8aad\u307f\u4e0a\u3052\u30bd\u30d5\u30c8\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u304c\u3001\u76ee\u7684\u306e\u60c5\u5831\u3092\u63a2\u3059\u307e\u3067\u306b\u6642\u9593\u3092\u8981\u3057\u305f\u3002<\/p>\n<p>\u306a\u3069\u69d8\u3005\u306a\u72b6\u6cc1\u304c\u8003\u3048\u3089\u308c\u3001\u305d\u308c\u3089\u5168\u3066\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u3053\u3046\u3068\u3044\u3046\u306e\u304c\u3001\u300cWeb\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u300d\u306e\u57fa\u672c\u7684\u306a\u8003\u3048\u3067\u3059\u3002<\/p>\n<h2>\uff13\u3064\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u304c\u3042\u308b<\/h2>\n<p>\u30a6\u30a7\u30d6\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u3068\u3044\u3046\u54c1\u8cea\u3092\u78ba\u4fdd\u3059\u308b\u70ba\u306b\u3001\u7d30\u304b\u304f\u6c7a\u3081\u3089\u308c\u305f\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u304c\u4e3b\u306b\uff13\u3064\u3042\u308a\u307e\u3059\u3002<\/p>\n<p class=\"text_box_blue\">\u30fbJIS\u898f\u683c\uff1a\u300cJIS X 8341-3:2016\u300d\u3000\uff082004\u5e74-2016\u5e74\u6539\u5b9a\uff09<br \/>\n\u30fbW3C\uff1a\u300cWeb Content Accessibility Guidelines\uff08WCAG\uff092.\uff11\u300d \uff082010\u5e74-2018\u5e74\u6539\u5b9a\uff09<br \/>\n\u30fb\u56fd\u969b\u898f\u683c\uff1a\u300cISO\/IEC 40500:2012\u300d\u3000\uff082012\u5e74\uff09<\/p>\n<p>\uff13\u3064\u3082\u3042\u308b\u306e\u304b\u3088\uff01\u3068\u601d\u3046\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u5b89\u5fc3\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n2016\u5e74\u306b\uff13\u3064\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3067\u3067\u5185\u5bb9\u304c\u5b8c\u5168\u306b\u7d71\u4e00\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u5f8c\u3001201\u5e746\u6708\u306bW3C\u304cWCAG2.\uff11\u3092\u767a\u8868\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3001\u30b5\u30a4\u30c8\u5185\u306e\u8aac\u660e\u304c\u3084\u3084\u3053\u3057\u304f\u3001\uff11\u304b\u3089\u5168\u3066\u7406\u89e3\u3059\u308b\u306e\u306f\u5927\u5909\u3067\u3059\u3002<\/p>\n<h2>\u53c2\u8003\u30b5\u30a4\u30c8\u304b\u3089\u5f79\u7acb\u3064\u30da\u30fc\u30b8\u3092\u30d4\u30c3\u30af\u30a2\u30c3\u30d7<\/h2>\n<p>Web\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306b\u95a2\u3059\u308b\u30b5\u30a4\u30c8\u306f\u591a\u5c90\u306b\u6e21\u308a\u307e\u3059\u3002\u305d\u306e\u4e2d\u3067\u3082\u3001\u500b\u4eba\u7684\u306b\u4fbf\u5229\u3060\u306a\u3068\u601d\u3046\u30b5\u30a4\u30c8\u3068\u305d\u306e\u30b5\u30a4\u30c8\u5185\u306e\u30d4\u30c3\u30af\u30a2\u30c3\u30d7\u3057\u305f\u30b3\u30b3\u307f\u3066\uff01\u3068\u601d\u3046\u30da\u30fc\u30b8\u3092\u307e\u3068\u3081\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n<p class=\"text_box_red\">\n\u30fb<a href=\"https:\/\/waic.jp\/docs\/UNDERSTANDING-WCAG20\/Overview.html\">WCAG 2.0 \u89e3\u8aac\u66f8\uff08WCAG 2.0 \u3092\u7406\u89e3\u3057\u3066\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306e\u30ac\u30a4\u30c92016\u5e74\uff09<\/a><br \/>\nWCAG 2.0\u306e\u5185\u5bb9\u3092\u7ffb\u8a33\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p class=\"text_box_red\">\n\u30fb<a href=\"https:\/\/waic.jp\/files\/cheatsheet\/waic_jis-x-8341-3_cheatsheet_201812.pdf\">JIS X 8341-3:2016\u2004\u9054\u6210\u57fa\u6e96\u2004\u65e9\u898b\u8868\uff08\u30ec\u30d9\u30ebA &amp; AA\uff09<\/a><br \/>\n\u3053\u308c\u306f\u4e00\u756a\u5206\u304b\u308a\u6613\u304f\u3066\u500b\u4eba\u7684\u306b\u8d85\u7d76\u304a\u3059\u3059\u3081\u3067\u3059\u3002\n<\/p>\n<p class=\"text_box_red\">\n\u30fb<a href=\"https:\/\/www.html5accessibility.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">HTML5 Accessibility<\/a><br \/>\n\u4e3b\u8981\u30d6\u30e9\u30a6\u30b6\u306b\u304a\u3051\u308bHTML5\u306e\u8981\u7d20\u3084\u5c5e\u6027\u306e\u30b5\u30dd\u30fc\u30c8\u72b6\u6cc1\u3001\u691c\u8a3c\u7d50\u679c\u3092\u516c\u958b\u3057\u3066\u3044\u307e\u3059\u3002\u82f1\u8a9e\u306e\u30b5\u30a4\u30c8\u3067\u3059\u304c\u3001\u30b7\u30f3\u30d7\u30eb\u306b\u5206\u304b\u308a\u3084\u3059\u3044\u3067\u3059\u3002\n<\/p>\n<h2>SEO\u3068Web\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3<\/h2>\n<p>Web\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u5bfe\u7b56\u3092\u307b\u3068\u3093\u3069\u610f\u8b58\u305b\u305a\u3001\u7279\u5225\u306a\u5bfe\u7b56\u306f\u3057\u3066\u3044\u306a\u3044\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u73fe\u72b6\u306e\u30b5\u30a4\u30c8\u306f\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u3092\u3042\u308b\u7a0b\u5ea6\u78ba\u4fdd\u3067\u304d\u3066\u3044\u308b\u3002\u3053\u3046\u3044\u3063\u305f\u30d1\u30fc\u30bf\u30f3\u3063\u3066\u7d50\u69cb\u591a\u304f\u3042\u308a\u307e\u3059\u3002<br \/>\n\u305d\u308c\u306f\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\uff08\u30ed\u30dc\u30c3\u30c8\uff09\u306b\u5bfe\u3057\u3066SEO\u306e\u89b3\u70b9\u304b\u3089\u3001\u753b\u50cf\u306e\u4ee3\u308f\u308a\u3068\u306a\u308b\u30c6\u30ad\u30b9\u30c8\u60c5\u5831\uff08\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3001alt\u5c5e\u6027\uff09\u3092\u6307\u5b9a\u3057\u305f\u308a\u3001\u30ed\u30dc\u30c3\u30c8\u304c\u30a2\u30af\u30bb\u30b9\u3057\u305f\u969b\u3001\u6587\u66f8\u306e\u69cb\u9020\u304c\u9069\u5207\u306b\u4f1d\u308f\u308b\u3088\u3046\u306b\u3001\u30bf\u30a4\u30c8\u30eb\u3084\u898b\u51fa\u3057\u306a\u3069\u3001HTML\u306e\u6587\u66f8\u69cb\u9020\u3092\u9069\u5207\u306b\u30de\u30fc\u30af\u30a2\u30c3\u30d7\u3059\u308b\u306a\u3069\u306e\u65bd\u7b56\u304c\u884c\u308f\u308c\u3066\u3044\u308b\u304b\u3089\u3067\u3059\u3002<\/p>\n<h3>\u30de\u30b7\u30f3\u30ea\u30fc\u30c0\u30d3\u30ea\u30c6\u30a3<\/h3>\n<p>\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u30ed\u30dc\u30c3\u30c8\u304c\u8aad\u307f\u6613\u304f\u3059\u308b\u4e8b\u3092\u300c\u30de\u30b7\u30f3\u30ea\u30fc\u30c0\u30d3\u30ea\u30c6\u30a3\u300d\u3068\u547c\u3073\u307e\u3059\u3002<br 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