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href=\"https:\/\/grannet.co.jp\/column\/alt_summary\/#5-3%E5%89%8D%E5%BE%8C%E3%81%AE%E6%96%87%E7%AB%A0%E3%81%A8%E5%86%85%E5%AE%B9%E3%82%92%E9%87%8D%E8%A4%87%E3%81%95%E3%81%9B%E3%81%AA%E3%81%84\" title=\"5-3.\u524d\u5f8c\u306e\u6587\u7ae0\u3068\u5185\u5bb9\u3092\u91cd\u8907\u3055\u305b\u306a\u3044\">5-3.\u524d\u5f8c\u306e\u6587\u7ae0\u3068\u5185\u5bb9\u3092\u91cd\u8907\u3055\u305b\u306a\u3044<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/grannet.co.jp\/column\/alt_summary\/#5-4%E6%84%8F%E5%91%B3%E3%81%8C%E3%81%AA%E3%81%84%E7%94%BB%E5%83%8F%E3%81%AE%E5%A0%B4%E5%90%88%E3%81%AF%E8%A8%98%E8%BF%B0%E3%82%92%E9%81%BF%E3%81%91%E3%82%8B\" title=\"5-4.\u610f\u5473\u304c\u306a\u3044\u753b\u50cf\u306e\u5834\u5408\u306f\u8a18\u8ff0\u3092\u907f\u3051\u308b\">5-4.\u610f\u5473\u304c\u306a\u3044\u753b\u50cf\u306e\u5834\u5408\u306f\u8a18\u8ff0\u3092\u907f\u3051\u308b<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/grannet.co.jp\/column\/alt_summary\/#6alt%E5%B1%9E%E6%80%A7%E3%81%AE%E8%A8%AD%E5%AE%9A%E3%81%A7%E9%81%BF%E3%81%91%E3%81%9F%E3%81%84NG%E4%BE%8B\" title=\"6.alt\u5c5e\u6027\u306e\u8a2d\u5b9a\u3067\u907f\u3051\u305f\u3044NG\u4f8b\">6.alt\u5c5e\u6027\u306e\u8a2d\u5b9a\u3067\u907f\u3051\u305f\u3044NG\u4f8b<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/grannet.co.jp\/column\/alt_summary\/#6-1%E3%82%AD%E3%83%BC%E3%83%AF%E3%83%BC%E3%83%89%E3%82%92%E8%A9%B0%E3%82%81%E8%BE%BC%E3%82%80\" title=\"6-1.\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u8a70\u3081\u8fbc\u3080\">6-1.\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u8a70\u3081\u8fbc\u3080<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/grannet.co.jp\/column\/alt_summary\/#6-2%E7%94%BB%E5%83%8F%E3%81%A8%E9%96%A2%E4%BF%82%E3%81%AE%E3%81%AA%E3%81%84%E3%83%86%E3%82%AD%E3%82%B9%E3%83%88%E3%82%92%E6%9B%B8%E3%81%8F\" title=\"6-2.\u753b\u50cf\u3068\u95a2\u4fc2\u306e\u306a\u3044\u30c6\u30ad\u30b9\u30c8\u3092\u66f8\u304f\">6-2.\u753b\u50cf\u3068\u95a2\u4fc2\u306e\u306a\u3044\u30c6\u30ad\u30b9\u30c8\u3092\u66f8\u304f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/grannet.co.jp\/column\/alt_summary\/#6-3%E6%9C%AC%E6%96%87%E3%82%92%E3%81%9D%E3%81%AE%E3%81%BE%E3%81%BE%E3%82%B3%E3%83%94%E3%83%BC%E3%81%97%E3%81%A6%E8%B2%BC%E3%82%8A%E4%BB%98%E3%81%91%E3%82%8B\" title=\"6-3.\u672c\u6587\u3092\u305d\u306e\u307e\u307e\u30b3\u30d4\u30fc\u3057\u3066\u8cbc\u308a\u4ed8\u3051\u308b\">6-3.\u672c\u6587\u3092\u305d\u306e\u307e\u307e\u30b3\u30d4\u30fc\u3057\u3066\u8cbc\u308a\u4ed8\u3051\u308b<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/grannet.co.jp\/column\/alt_summary\/#7alt%E5%B1%9E%E6%80%A7%E3%81%AE%E7%A2%BA%E8%AA%8D%E6%96%B9%E6%B3%95\" title=\"7.alt\u5c5e\u6027\u306e\u78ba\u8a8d\u65b9\u6cd5\">7.alt\u5c5e\u6027\u306e\u78ba\u8a8d\u65b9\u6cd5<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/grannet.co.jp\/column\/alt_summary\/#7-1%E3%82%BD%E3%83%BC%E3%82%B9%E3%82%B3%E3%83%BC%E3%83%89%E3%82%92%E8%A6%8B%E3%81%A6%E7%A2%BA%E8%AA%8D%E3%81%99%E3%82%8B\" title=\"7-1.\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u898b\u3066\u78ba\u8a8d\u3059\u308b\">7-1.\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u898b\u3066\u78ba\u8a8d\u3059\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/grannet.co.jp\/column\/alt_summary\/#7-2Chrome%E3%81%AE%E6%8B%A1%E5%BC%B5%E6%A9%9F%E8%83%BD%E3%81%A7%E7%A2%BA%E8%AA%8D%E3%81%99%E3%82%8B\" title=\"7-2.Chrome\u306e\u62e1\u5f35\u6a5f\u80fd\u3067\u78ba\u8a8d\u3059\u308b\">7-2.Chrome\u306e\u62e1\u5f35\u6a5f\u80fd\u3067\u78ba\u8a8d\u3059\u308b<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/grannet.co.jp\/column\/alt_summary\/#alt%E5%B1%9E%E6%80%A7%E3%81%AB%E9%96%A2%E3%81%99%E3%82%8B%E3%82%88%E3%81%8F%E3%81%82%E3%82%8B%E8%B3%AA%E5%95%8F%EF%BC%88Q_A%EF%BC%89\" title=\"alt\u5c5e\u6027\u306b\u95a2\u3059\u308b\u3088\u304f\u3042\u308b\u8cea\u554f\uff08Q&#038;A\uff09\">alt\u5c5e\u6027\u306b\u95a2\u3059\u308b\u3088\u304f\u3042\u308b\u8cea\u554f\uff08Q&#038;A\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/grannet.co.jp\/column\/alt_summary\/#%E3%81%BE%E3%81%A8%E3%82%81\" title=\"\u307e\u3068\u3081\">\u307e\u3068\u3081<\/a><\/li><\/ul><\/nav><\/div>\n<section id=\"section-1\" aria-labelledby=\"h-section-1\"><h2 class=\"tt1\" id=\"h-section-1\"><span class=\"ez-toc-section\" id=\"1alt%E5%B1%9E%E6%80%A7%E3%81%A8%E3%81%AF%EF%BC%9F\"><\/span>1.alt\u5c5e\u6027\u3068\u306f\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"banner\"><img decoding=\"async\" src=\"https:\/\/grannet.co.jp\/column\/wp-content\/uploads\/2021\/04\/img_alt_summary1.jpg\" alt=\"alt\u5c5e\u6027\u3068\u306f\uff1f\"><\/div><div class=\"txtbox\"><p><strong class=\"txt_red\"><dfn id=\"def-alt-attribute\">alt\u5c5e\u6027<\/dfn>\uff08\u30aa\u30eb\u30c8\u5c5e\u6027\uff09\u3068\u306f\u3001Web\u30da\u30fc\u30b8\u306b\u753b\u50cf\u3092\u8868\u793a\u3059\u308bHTML\u306eimg\u8981\u7d20\u306b\u6307\u5b9a\u3059\u308b\u5c5e\u6027\u3067\u3001\u753b\u50cf\u306e\u5185\u5bb9\u3092\u8aac\u660e\u3059\u308b\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3092\u8a2d\u5b9a\u3059\u308b\u3082\u306e\u3067\u3059\u3002<\/strong>alt\u5c5e\u6027\u306b\u8a18\u8ff0\u3057\u305f\u30c6\u30ad\u30b9\u30c8\u306f\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u304c\u753b\u50cf\u306e\u5185\u5bb9\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306e\u624b\u304c\u304b\u308a\u306b\u306a\u308a\u307e\u3059\u3002\u753b\u50cf\u304c\u8aad\u307f\u8fbc\u3081\u306a\u3044\u5834\u5408\u306b\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3068\u3057\u3066\u8868\u793a\u3055\u308c\u305f\u308a\u3001\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u3067\u8aad\u307f\u4e0a\u3052\u3089\u308c\u305f\u308a\u3059\u308b\u305f\u3081\u3001\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306e\u9762\u3067\u3082\u91cd\u8981\u3067\u3059\u3002\u753b\u50cf\u306b\u30ea\u30f3\u30af\u3092\u8a2d\u5b9a\u3057\u305f\u5834\u5408\u306f\u3001alt\u5c5e\u6027\u306e\u30c6\u30ad\u30b9\u30c8\u304c\u30a2\u30f3\u30ab\u30fc\u30c6\u30ad\u30b9\u30c8\u3068\u3057\u3066\u306e\u5f79\u5272\u3082\u679c\u305f\u3057\u307e\u3059\u3002<\/p><\/div><\/section><section id=\"section-2\" aria-labelledby=\"h-section-2\"><h2 class=\"tt1\" id=\"h-section-2\"><span class=\"ez-toc-section\" id=\"2alt%E5%B1%9E%E6%80%A7%E3%82%92%E8%A8%AD%E5%AE%9A%E3%81%99%E3%82%8B4%E3%81%A4%E3%81%AE%E3%83%A1%E3%83%AA%E3%83%83%E3%83%88\"><\/span>2.alt\u5c5e\u6027\u3092\u8a2d\u5b9a\u3059\u308b4\u3064\u306e\u30e1\u30ea\u30c3\u30c8<span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"txtbox\"><p>alt\u5c5e\u6027\u3092\u8a2d\u5b9a\u3059\u308b\u3068\u3001\u753b\u50cf\u3092\u898b\u3089\u308c\u306a\u3044\u30e6\u30fc\u30b6\u30fc\u306b\u3082\u5185\u5bb9\u3092\u4f1d\u3048\u3089\u308c\u308b\u307b\u304b\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u304c\u753b\u50cf\u3092\u7406\u89e3\u3059\u308b\u624b\u304c\u304b\u308a\u306b\u3082\u306a\u308a\u307e\u3059\u3002\u753b\u50cf\u304c\u8868\u793a\u3055\u308c\u306a\u3044\u5834\u5408\u3084\u3001\u753b\u50cf\u3092\u30ea\u30f3\u30af\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u5834\u5408\u306b\u3082\u5f79\u7acb\u3061\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001alt\u5c5e\u6027\u3092\u8a2d\u5b9a\u3059\u308b4\u3064\u306e\u30e1\u30ea\u30c3\u30c8\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p><\/div><section id=\"section-2-1\" aria-labelledby=\"h-section-2-1\"><h3 class=\"tt2\" id=\"h-section-2-1\"><span class=\"ez-toc-section\" id=\"2-1%E7%9B%AE%E3%81%AE%E4%B8%8D%E8%87%AA%E7%94%B1%E3%81%AA%E6%96%B9%E3%81%A7%E3%82%82%E5%86%85%E5%AE%B9%E3%81%8C%E7%90%86%E8%A7%A3%E3%81%A7%E3%81%8D%E3%82%8B\"><\/span>2-1.\u76ee\u306e\u4e0d\u81ea\u7531\u306a\u65b9\u3067\u3082\u5185\u5bb9\u304c\u7406\u89e3\u3067\u304d\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"txtbox\"><p>\u8996\u899a\u306b\u969c\u5bb3\u306e\u3042\u308b\u65b9\u306e\u4e2d\u306b\u306f\u3001\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\uff08\u753b\u9762\u8aad\u307f\u4e0a\u3052\u30bd\u30d5\u30c8\uff09\u3092\u4f7f\u3063\u3066Web\u30b5\u30a4\u30c8\u3092\u95b2\u89a7\u3059\u308b\u65b9\u3082\u3044\u307e\u3059\u3002\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u306f\u753b\u9762\u4e0a\u306e\u6587\u7ae0\u306a\u3069\u3092\u97f3\u58f0\u3067\u8aad\u307f\u4e0a\u3052\u307e\u3059\u304c\u3001<span class=\"txt_bold\">\u753b\u50cf\u306b\u9069\u5207\u306a\u8aac\u660e\u304c\u306a\u3044\u5834\u5408\u3001\u753b\u50cf\u304b\u3089\u4f1d\u3048\u305f\u3044\u60c5\u5831\u3092\u5341\u5206\u306b\u628a\u63e1\u3067\u304d\u306a\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/span><\/p><p><span class=\"txt_bold txt_red\">alt\u5c5e\u6027\u306b\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3092\u8a2d\u5b9a\u3057\u3066\u304a\u3051\u3070\u3001\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u304c\u305d\u306e\u6587\u7ae0\u3092\u8aad\u307f\u4e0a\u3052\u308b\u305f\u3081\u3001\u753b\u50cf\u3092\u76f4\u63a5\u898b\u306a\u304f\u3066\u3082\u60c5\u5831\u3092\u5f97\u3089\u308c\u307e\u3059\u3002<\/span>\u753b\u50cf\u3092\u4f7f\u3063\u3066\u8aac\u660e\u3057\u3066\u3044\u308b\u5185\u5bb9\u3082\u97f3\u58f0\u3067\u78ba\u8a8d\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001Web\u30b5\u30a4\u30c8\u306e\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u5411\u4e0a\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p><\/div><\/section><section id=\"section-2-2\" aria-labelledby=\"h-section-2-2\"><h3 class=\"tt2\" id=\"h-section-2-2\"><span class=\"ez-toc-section\" id=\"2-2%E6%A4%9C%E7%B4%A2%E3%82%A8%E3%83%B3%E3%82%B8%E3%83%B3%E3%81%8C%E7%94%BB%E5%83%8F%E3%81%AE%E5%86%85%E5%AE%B9%E3%82%92%E7%90%86%E8%A7%A3%E3%81%A7%E3%81%8D%E3%82%8B\"><\/span>2-2.\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u304c\u753b\u50cf\u306e\u5185\u5bb9\u3092\u7406\u89e3\u3067\u304d\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"txtbox\"><p>alt\u5c5e\u6027\u3092\u8a2d\u5b9a\u3059\u308b\u3068\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u304c\u753b\u50cf\u306e\u5185\u5bb9\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306e\u624b\u304c\u304b\u308a\u306b\u306a\u308a\u307e\u3059\u3002<span class=\"txt_bold txt_red\">Google\u306f\u753b\u50cf\u8a8d\u8b58\u6280\u8853\u306b\u52a0\u3048\u3001alt\u5c5e\u6027\u3084\u753b\u50cf\u5468\u8fba\u306e\u6587\u7ae0\u306a\u3069\u3082\u5229\u7528\u3057\u3066\u3001\u753b\u50cf\u306e\u5185\u5bb9\u3092\u5224\u65ad\u3057\u3066\u3044\u307e\u3059\u3002<\/span>\u753b\u50cf\u306e\u5185\u5bb9\u3092\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306b\u4f1d\u3048\u308b\u305f\u3081\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002<\/p><div class=\"borderbox mb2em\"><ul><li>alt\u5c5e\u6027\u306b\u753b\u50cf\u306e\u5185\u5bb9\u3092\u8aac\u660e\u3059\u308b\u30c6\u30ad\u30b9\u30c8\u3092\u8a18\u8ff0\u3059\u308b<\/li><li>\u753b\u50cf\u306e\u8fd1\u304f\u306b\u95a2\u9023\u3059\u308b\u6587\u7ae0\u3092\u914d\u7f6e\u3059\u308b<\/li><li>\u753b\u50cf\u306e\u5185\u5bb9\u304c\u5206\u304b\u308b\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u4ed8\u3051\u308b<\/li><li>\u753b\u50cf\u30b5\u30a4\u30c8\u30de\u30c3\u30d7\u3092\u6d3b\u7528\u3057\u3066\u753b\u50cf\u306eURL\u3092\u4f1d\u3048\u308b<\/li><\/ul><\/div><p>\u306a\u304b\u3067\u3082\u3001alt\u5c5e\u6027\u306f\u753b\u50cf\u306e\u5185\u5bb9\u3092\u6587\u5b57\u3067\u4f1d\u3048\u308b\u305f\u3081\u306e\u57fa\u672c\u7684\u306a\u624b\u6bb5\u3067\u3059\u3002\u9069\u5207\u306b\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001<span class=\"txt_bold\">\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u304c\u753b\u50cf\u3068\u691c\u7d22\u8a9e\u53e5\u306e\u95a2\u9023\u6027\u3092\u7406\u89e3\u3057\u3084\u3059\u304f\u306a\u308a\u3001Google\u753b\u50cf\u691c\u7d22\u304b\u3089\u306e\u6d41\u5165\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002<\/span><\/p><\/div><\/section><section id=\"section-2-3\" aria-labelledby=\"h-section-2-3\"><h3 class=\"tt2\" id=\"h-section-2-3\"><span class=\"ez-toc-section\" id=\"2-3%E7%94%BB%E5%83%8F%E3%81%8C%E8%A1%A8%E7%A4%BA%E3%81%95%E3%82%8C%E3%81%AA%E3%81%84%E3%81%A8%E3%81%8D%E3%81%AB%E5%86%85%E5%AE%B9%E3%82%92%E4%BC%9D%E3%81%88%E3%82%89%E3%82%8C%E3%82%8B\"><\/span>2-3.\u753b\u50cf\u304c\u8868\u793a\u3055\u308c\u306a\u3044\u3068\u304d\u306b\u5185\u5bb9\u3092\u4f1d\u3048\u3089\u308c\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"txtbox\"><p>alt\u5c5e\u6027\u3092\u8a2d\u5b9a\u3059\u308b\u3068\u3001\u901a\u4fe1\u74b0\u5883\u3084\u30d5\u30a1\u30a4\u30eb\u306e\u4e0d\u5177\u5408\u3067\u753b\u50cf\u304c\u8868\u793a\u3055\u308c\u306a\u3044\u5834\u5408\u306b\u3082\u3001\u753b\u50cf\u306e\u5185\u5bb9\u3092\u6587\u5b57\u3067\u4f1d\u3048\u3089\u308c\u307e\u3059\u3002\u753b\u50cf\u306e\u8aad\u307f\u8fbc\u307f\u306b\u5931\u6557\u3057\u305f\u3068\u304d\u3001\u30d6\u30e9\u30a6\u30b6\u306b\u3088\u3063\u3066\u306f\u753b\u50cf\u306e\u4ee3\u308f\u308a\u306balt\u5c5e\u6027\u306e\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<span class=\"txt_bold txt_red\">\u5546\u54c1\u5199\u771f\u304c\u8868\u793a\u3055\u308c\u306a\u304f\u3066\u3082\u3001\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u304c\u3042\u308c\u3070\u3001\u4f55\u306e\u5546\u54c1\u3092\u7d39\u4ecb\u3057\u3066\u3044\u308b\u306e\u304b\u3092\u628a\u63e1\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/span>\u753b\u50cf\u3092\u95b2\u89a7\u3067\u304d\u306a\u3044\u72b6\u6cc1\u3067\u3082\u5fc5\u8981\u306a\u60c5\u5831\u3092\u88dc\u3048\u308b\u305f\u3081\u3001\u30da\u30fc\u30b8\u306e\u7406\u89e3\u3092\u52a9\u3051\u307e\u3059\u3002<\/p><\/div><\/section><section id=\"section-2-4\" aria-labelledby=\"h-section-2-4\"><h3 class=\"tt2\" id=\"h-section-2-4\"><span class=\"ez-toc-section\" id=\"2-4%E7%94%BB%E5%83%8F%E3%83%AA%E3%83%B3%E3%82%AF%E3%81%A7%E3%81%AF%E3%82%A2%E3%83%B3%E3%82%AB%E3%83%BC%E3%83%86%E3%82%AD%E3%82%B9%E3%83%88%E3%81%AE%E5%BD%B9%E5%89%B2%E3%82%92%E6%9E%9C%E3%81%9F%E3%81%99\"><\/span>2-4.\u753b\u50cf\u30ea\u30f3\u30af\u3067\u306f\u30a2\u30f3\u30ab\u30fc\u30c6\u30ad\u30b9\u30c8\u306e\u5f79\u5272\u3092\u679c\u305f\u3059<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"txtbox\"><p>\u753b\u50cf\u3092\u4f7f\u3063\u305f\u30ea\u30f3\u30af\u3067\u306f\u3001alt\u5c5e\u6027\u306e\u30c6\u30ad\u30b9\u30c8\u304c\u30a2\u30f3\u30ab\u30fc\u30c6\u30ad\u30b9\u30c8\u306e\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u30a2\u30f3\u30ab\u30fc\u30c6\u30ad\u30b9\u30c8\u3068\u306f\u3001\u30ea\u30f3\u30af\u5148\u306e\u5185\u5bb9\u3084\u76ee\u7684\u3092\u4f1d\u3048\u308b\u6587\u5b57\u306e\u3053\u3068\u3067\u3059\u3002<span class=\"txt_bold txt_red\">\u753b\u50cf\u3060\u3051\u3067\u30ea\u30f3\u30af\u3092\u4f5c\u308b\u5834\u5408\u3001alt\u5c5e\u6027\u306b\u3088\u3063\u3066\u8aad\u307f\u4e0a\u3052\u6a5f\u80fd\u306e\u5229\u7528\u8005\u3084\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u306b\u30ea\u30f3\u30af\u5148\u306e\u60c5\u5831\u3092\u4f1d\u3048\u3089\u308c\u307e\u3059\u3002<\/span>\u540c\u3058\u30ea\u30f3\u30af\u5185\u306e\u6587\u5b57\u3067\u3059\u3067\u306b\u30ea\u30f3\u30af\u5148\u3092\u5341\u5206\u306b\u8aac\u660e\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u91cd\u8907\u3092\u907f\u3051\u308b\u305f\u3081\u3001\u753b\u50cf\u306ealt\u5c5e\u6027\u3092\u7a7a\u306b\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p><\/div><\/section><\/section><section id=\"section-3\" aria-labelledby=\"h-section-3\"><h2 class=\"tt1\" id=\"h-section-3\"><span class=\"ez-toc-section\" id=\"3alt%E5%B1%9E%E6%80%A7%E3%81%A8title%E5%B1%9E%E6%80%A7%E3%81%AE%E9%81%95%E3%81%84\"><\/span>3.alt\u5c5e\u6027\u3068title\u5c5e\u6027\u306e\u9055\u3044<span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"txtbox\"><p>alt\u5c5e\u6027\u3068title\u5c5e\u6027\u306f\u3001\u3069\u3061\u3089\u3082\u753b\u50cf\u306b\u8aac\u660e\u3092\u4ed8\u3051\u3089\u308c\u307e\u3059\u304c\u3001\u5f79\u5272\u304c\u7570\u306a\u308a\u307e\u3059\u3002<span class=\"txt_bold txt_red\">alt\u5c5e\u6027\u306f\u753b\u50cf\u306e\u4ee3\u66ff\u60c5\u5831\u3092\u4f1d\u3048\u3001title\u5c5e\u6027\u306f\u88dc\u8db3\u60c5\u5831\u3092\u52a0\u3048\u308b\u3082\u306e\u3067\u3059\u3002<\/span>\u9055\u3044\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\u3002<\/p><table class=\"width100\"><caption class=\"sr-only\">alt\u5c5e\u6027\u3068title\u5c5e\u6027\u306e\u9055\u3044\u306e\u6bd4\u8f03<\/caption><thead><tr><th class=\"width20\" scope=\"col\">\u6bd4\u8f03\u9805\u76ee<\/th><th class=\"width40\" scope=\"col\"><span class=\"txt_bold\">alt\u5c5e\u6027<\/span><\/th><th scope=\"col\"><strong><dfn id=\"def-title-attribute\">title\u5c5e\u6027<\/dfn><\/strong><\/th><\/tr><\/thead><tbody><tr><td>\u4e3b\u306a\u5f79\u5272<\/td><td>\u753b\u50cf\u306e\u4ee3\u66ff\u60c5\u5831\u3092\u4f1d\u3048\u308b<\/td><td>\u8981\u7d20\u306e\u88dc\u8db3\u60c5\u5831\u3092\u4f1d\u3048\u308b<\/td><\/tr><tr><td>\u8a2d\u5b9a\u3067\u304d\u308b\u8981\u7d20<\/td><td>\u4e3b\u306bimg\u8981\u7d20<\/td><td>\u753b\u50cf\u30fb\u30ea\u30f3\u30af\u30fb\u6587\u7ae0\u306a\u3069<\/td><\/tr><tr><td>\u8868\u793a\u306e\u3055\u308c\u65b9<\/td><td>\u753b\u50cf\u304c\u8868\u793a\u3055\u308c\u306a\u3044\u5834\u5408\u306b\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3068\u3057\u3066\u8868\u793a\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308b<\/td><td>\u30de\u30a6\u30b9\u3092\u5408\u308f\u305b\u308b\u3068\u30c4\u30fc\u30eb\u30c1\u30c3\u30d7\u304c\u8868\u793a\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308b<\/td><\/tr><tr><td>\u4e3b\u306a\u5bfe\u8c61<\/td><td>\u30e6\u30fc\u30b6\u30fc\u30fb\u691c\u7d22\u30a8\u30f3\u30b8\u30f3<\/td><td>\u4e3b\u306b\u30e6\u30fc\u30b6\u30fc<\/td><\/tr><\/tbody><\/table><p>\u540c\u3058\u753b\u50cf\u306b\u4e21\u65b9\u3092\u8a2d\u5b9a\u3057\u3066\u3082\u3001\u305d\u308c\u3060\u3051\u3067\u30b9\u30d1\u30e0\u306b\u306a\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<span class=\"txt_bold\">\u5f79\u5272\u306b\u5fdc\u3058\u3066\u4f7f\u3044\u5206\u3051\u307e\u3057\u3087\u3046\u3002<\/span>title\u5c5e\u6027\u306f\u30de\u30a6\u30b9\u3092\u5408\u308f\u305b\u308b\u3068\u8868\u793a\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u3067\u306f\u8868\u793a\u3055\u308c\u306a\u3044\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u753b\u50cf\u306e\u91cd\u8981\u306a\u60c5\u5831\u306falt\u5c5e\u6027\u3067\u4f1d\u3048\u308b\u3053\u3068\u304c\u57fa\u672c\u3067\u3059\u3002<\/p><\/div><\/section><section id=\"section-4\" aria-labelledby=\"h-section-4\"><h2 class=\"tt1\" id=\"h-section-4\"><span class=\"ez-toc-section\" id=\"4alt%E5%B1%9E%E6%80%A7%E3%81%AE%E8%A8%AD%E5%AE%9A%E6%96%B9%E6%B3%95\"><\/span>4.alt\u5c5e\u6027\u306e\u8a2d\u5b9a\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"txtbox\"><p>alt\u5c5e\u6027\u306f\u3001HTML\u306eimg\u8981\u7d20\u306b\u76f4\u63a5\u8a18\u8ff0\u3059\u308b\u65b9\u6cd5\u3068\u3001WordPress\u306e\u7de8\u96c6\u753b\u9762\u304b\u3089\u8a2d\u5b9a\u3059\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u3069\u3061\u3089\u3082\u753b\u50cf\u306e\u5185\u5bb9\u3092\u8aac\u660e\u3059\u308b\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3092\u5165\u529b\u3059\u308b\u70b9\u306f\u5171\u901a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u305d\u308c\u305e\u308c\u306e\u8a2d\u5b9a\u65b9\u6cd5\u3092\u5177\u4f53\u7684\u306a\u624b\u9806\u3068\u3068\u3082\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p><\/div><section id=\"section-4-1\" aria-labelledby=\"h-section-4-1\"><h3 class=\"tt2\" id=\"h-section-4-1\"><span class=\"ez-toc-section\" id=\"4-1HTML%E3%81%A7%E8%A8%98%E8%BF%B0%E3%81%99%E3%82%8B%E5%A0%B4%E5%90%88\"><\/span>4-1.HTML\u3067\u8a18\u8ff0\u3059\u308b\u5834\u5408<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"txtbox\"><p>alt\u5c5e\u6027\u306f\u3001&lt;body&gt;\uff5e&lt;\/body&gt;\u306b\u8a2d\u7f6e\u3059\u308bimg\u8981\u7d20\u5185\u3078\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p><p>\u4e0b\u8a18\u306e\u300calt=&#8221;\u753b\u50cf\u306e\u8aac\u660e&#8221;\u300d\u90e8\u5206\u304calt\u5c5e\u6027\u3067\u3059\u3002<\/p><div class=\"borderbox mb2em\"><pre><code>&lt;img src=\"\u753b\u50cf\u306eURL\" alt=\"\u753b\u50cf\u306e\u8aac\u660e\"&gt;<\/code><\/pre><\/div><p>\u57fa\u672c\u7684\u306balt\u5c5e\u6027\u306e\u30c6\u30ad\u30b9\u30c8\u306f\u3001\u753b\u50cf\u8868\u793a\u306b\u4e0d\u5177\u5408\u304c\u751f\u3058\u306a\u3044\u9650\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u76ee\u306b\u89e6\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u3001<span class=\"txt_bold txt_red\">\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u304b\u3089\u306f\u30da\u30fc\u30b8\u3092\u8a55\u4fa1\u3059\u308b\u5bfe\u8c61\u3068\u3057\u3066\u5224\u65ad\u3055\u308c\u308b\u305f\u3081\u3001\u30c6\u30ad\u30b9\u30c8\u306e\u8a18\u8ff0\u306f\u9069\u5207\u3067\u3042\u308b\u3088\u3046\u5fc3\u304c\u3051\u307e\u3057\u3087\u3046<\/span>\u3002<\/p><\/div><\/section><section id=\"section-4-2\" aria-labelledby=\"h-section-4-2\"><h3 class=\"tt2\" id=\"h-section-4-2\"><span class=\"ez-toc-section\" id=\"4-2WordPress%E3%81%A7%E8%A8%AD%E5%AE%9A%E3%81%99%E3%82%8B%E5%A0%B4%E5%90%88\"><\/span>4-2.WordPress\u3067\u8a2d\u5b9a\u3059\u308b\u5834\u5408<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"txtbox\"><p>WordPress\u3067\u306f\u3001\u30e1\u30c7\u30a3\u30a2\u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u8a18\u4e8b\u306e\u7de8\u96c6\u753b\u9762\u304b\u3089alt\u5c5e\u6027\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<span class=\"txt_bold txt_red\">\u30e1\u30c7\u30a3\u30a2\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u306f\u300c\u30e1\u30c7\u30a3\u30a2\u300d\u2192\u300c\u30e9\u30a4\u30d6\u30e9\u30ea\u300d\u3067\u753b\u50cf\u3092\u9078\u3073\u3001\u300c\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u306e\u8a73\u7d30\u300d\u306e\u300c\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u300d\u6b04\u306b\u5165\u529b\u3057\u307e\u3059\u3002<\/span>\u5909\u66f4\u5185\u5bb9\u306f\u81ea\u52d5\u4fdd\u5b58\u3055\u308c\u307e\u3059\u3002<\/p><p><span class=\"txt_bold\">\u30d6\u30ed\u30c3\u30af\u30a8\u30c7\u30a3\u30bf\u3067\u306f\u753b\u50cf\u30d6\u30ed\u30c3\u30af\u3092\u9078\u629e\u3057\u3001\u53f3\u5074\u306e\u8a2d\u5b9a\u30d1\u30cd\u30eb\u306e\u300c\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u300d\u6b04\u306b\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/span>\u516c\u958b\u6e08\u307f\u306e\u8a18\u4e8b\u3067\u3082\u3001\u8a72\u5f53\u3059\u308b\u753b\u50cf\u30d6\u30ed\u30c3\u30af\u306e\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3092\u4fee\u6b63\u3057\u3001\u8a18\u4e8b\u3092\u66f4\u65b0\u3067\u304d\u307e\u3059\u3002<\/p><\/div><\/section><\/section><section id=\"section-5\" aria-labelledby=\"h-section-5\"><h2 class=\"tt1\" id=\"h-section-5\"><span class=\"ez-toc-section\" id=\"5alt%E5%B1%9E%E6%80%A7%E3%82%92%E6%9B%B8%E3%81%8F%E3%81%A8%E3%81%8D%E3%81%AE%E3%83%9D%E3%82%A4%E3%83%B3%E3%83%88\"><\/span>5.alt\u5c5e\u6027\u3092\u66f8\u304f\u3068\u304d\u306e\u30dd\u30a4\u30f3\u30c8<span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"banner\"><img decoding=\"async\" src=\"https:\/\/grannet.co.jp\/column\/wp-content\/uploads\/2021\/04\/img_alt_summary2.jpg\" alt=\"alt\u5c5e\u6027\u3092\u8a18\u8ff0\u3059\u308b\u3068\u304d\u306e\u30dd\u30a4\u30f3\u30c8\"><\/div><div class=\"txtbox\"><p>alt\u5c5e\u6027\u306f\u3001\u753b\u50cf\u306e\u5185\u5bb9\u3084\u5f79\u5272\u306b\u5408\u308f\u305b\u3066\u3001\u5fc5\u8981\u306a\u60c5\u5831\u3092\u5206\u304b\u308a\u3084\u3059\u304f\u8a18\u8ff0\u3059\u308b\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002\u753b\u50cf\u306e\u7a2e\u985e\u306b\u3088\u3063\u3066\u306f\u3001\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3092\u7a7a\u306b\u3059\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002\u307e\u305a\u306f\u753b\u50cf\u306e\u7a2e\u985e\u5225\u306b\u8a2d\u5b9a\u65b9\u6cd5\u3092\u78ba\u8a8d\u3057\u3001\u7d9a\u3044\u3066\u6587\u7ae0\u3092\u66f8\u304f\u969b\u306e4\u3064\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p><table class=\"width100\"><thead><tr><th class=\"width20\" scope=\"col\">\u753b\u50cf\u306e\u7a2e\u985e<\/th><th class=\"width40\" scope=\"col\">alt\u306b\u66f8\u304f\u5185\u5bb9<\/th><th scope=\"col\">\u7a7a\u306b\u3057\u3066\u3088\u3044\u304b<\/th><\/tr><\/thead><tbody><tr><td><strong><dfn id=\"def-decorative-image\">\u88c5\u98fe\u753b\u50cf<\/dfn><\/strong><\/td><td>\u30c7\u30b6\u30a4\u30f3\u76ee\u7684\u3067\u60c5\u5831\u3092\u4f1d\u3048\u306a\u3044\u5834\u5408\u3001\u8aac\u660e\u306f\u4e0d\u8981<\/td><td>\u7a7a\u306b\u3059\u308b<\/td><\/tr><tr><td><strong><dfn id=\"def-icon\">\u30a2\u30a4\u30b3\u30f3<\/dfn><\/strong><\/td><td>\u64cd\u4f5c\u3092\u793a\u3059\u5834\u5408\u306f\u300c\u691c\u7d22\u300d\u300c\u30e1\u30cb\u30e5\u30fc\u3092\u958b\u304f\u300d\u306a\u3069\u306e\u6a5f\u80fd\u3092\u8a18\u8ff0\u3059\u308b<\/td><td>\u88c5\u98fe\u76ee\u7684\u3084\u3001\u96a3\u306e\u6587\u5b57\u3067\u6a5f\u80fd\u304c\u5341\u5206\u306b\u4f1d\u308f\u308b\u5834\u5408\u306f\u7a7a\u306b\u3067\u304d\u308b<\/td><\/tr><tr><td><strong><dfn id=\"def-chart\">\u56f3\u8868<\/dfn><\/strong><\/td><td>\u56f3\u8868\u306e\u5185\u5bb9\u3084\u91cd\u8981\u306a\u50be\u5411\u3092\u7c21\u6f54\u306b\u8a18\u8ff0\u3059\u308b<\/td><td>\u5fc5\u8981\u306a\u60c5\u5831\u304c\u672c\u6587\u3067\u3059\u3079\u3066\u8aac\u660e\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u7a7a\u306b\u3067\u304d\u308b<\/td><\/tr><tr><td><strong><dfn id=\"def-photo\">\u5199\u771f<\/dfn><\/strong><\/td><td>\u88ab\u5199\u4f53\u3084\u72b6\u6cc1\u306a\u3069\u3001\u30da\u30fc\u30b8\u306e\u7406\u89e3\u306b\u5fc5\u8981\u306a\u60c5\u5831\u3092\u8a18\u8ff0\u3059\u308b<\/td><td>\u88c5\u98fe\u76ee\u7684\u3067\u3001\u60c5\u5831\u3092\u8ffd\u52a0\u3057\u306a\u3044\u5834\u5408\u306f\u7a7a\u306b\u3067\u304d\u308b<\/td><\/tr><tr><td><strong><dfn id=\"def-linked-image\">\u30ea\u30f3\u30af\u753b\u50cf<\/dfn><\/strong><\/td><td>\u30ea\u30f3\u30af\u5148\u306e\u30da\u30fc\u30b8\u3084\u3001\u30af\u30ea\u30c3\u30af\u3057\u305f\u3068\u304d\u306e\u52d5\u4f5c\u3092\u8a18\u8ff0\u3059\u308b<\/td><td>\u540c\u3058\u30ea\u30f3\u30af\u5185\u306e\u30c6\u30ad\u30b9\u30c8\u3067\u76ee\u7684\u304c\u5341\u5206\u306b\u4f1d\u308f\u308b\u5834\u5408\u306f\u7a7a\u306b\u3067\u304d\u308b<\/td><\/tr><\/tbody><\/table><p>\u753b\u50cf\u306e\u7528\u9014\u3084\u5468\u56f2\u306e\u6587\u7ae0\u306b\u3088\u3063\u3066\u3001\u9069\u5207\u306a\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u306f\u7570\u306a\u308a\u307e\u3059\u3002\u7a7a\u306b\u3059\u308b\u5834\u5408\u306f\u3001alt\u5c5e\u6027\u81ea\u4f53\u3092\u7701\u7565\u305b\u305a\u3001alt=&#8221;&#8221;\u3068\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p><\/div><section id=\"section-5-1\" aria-labelledby=\"h-section-5-1\"><h3 class=\"tt2\" id=\"h-section-5-1\"><span class=\"ez-toc-section\" id=\"5-1%E7%94%BB%E5%83%8F%E3%81%AE%E5%86%85%E5%AE%B9%E3%82%92%E5%85%B7%E4%BD%93%E7%9A%84%E3%81%AB%E8%AA%AC%E6%98%8E%E3%81%99%E3%82%8B\"><\/span>5-1.\u753b\u50cf\u306e\u5185\u5bb9\u3092\u5177\u4f53\u7684\u306b\u8aac\u660e\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"txtbox\"><p>alt\u5c5e\u6027\u306b\u306f\u3001\u753b\u50cf\u304c\u4f1d\u3048\u3066\u3044\u308b\u60c5\u5831\u3092\u5177\u4f53\u7684\u306b\u8a18\u8ff0\u3057\u307e\u3057\u3087\u3046\u3002\u300c\u5546\u54c1\u753b\u50cf\u300d\u300c\u30b0\u30e9\u30d5\u300d\u306a\u3069\u306e\u8a00\u8449\u3060\u3051\u3067\u306f\u3001\u4f55\u304c\u5199\u3063\u3066\u3044\u308b\u306e\u304b\u3001\u3069\u306e\u3088\u3046\u306a\u60c5\u5831\u3092\u793a\u3057\u3066\u3044\u308b\u306e\u304b\u304c\u5206\u304b\u308a\u307e\u305b\u3093\u3002<span class=\"txt_bold txt_red\">\u753b\u50cf\u3092\u898b\u3089\u308c\u306a\u3044\u4eba\u304c\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3092\u8aad\u3093\u3060\u3068\u304d\u306b\u3001\u5185\u5bb9\u3092\u7406\u89e3\u3067\u304d\u308b\u304b\u304c\u5224\u65ad\u306e\u57fa\u6e96\u3067\u3059\u3002<\/span>\u8aac\u660e\u3059\u308b\u969b\u306f\u3001\u753b\u50cf\u306b\u5199\u3063\u3066\u3044\u308b\u3082\u306e\u3060\u3051\u3067\u306a\u304f\u3001\u30da\u30fc\u30b8\u5185\u3067\u305d\u306e\u753b\u50cf\u304c\u679c\u305f\u3059\u5f79\u5272\u3082\u8003\u616e\u3057\u307e\u3059\u3002<\/p><p>\u306a\u304a\u3001<span class=\"txt_bold\">\u753b\u50cf\u306e\u7a2e\u985e\u81ea\u4f53\u306b\u610f\u5473\u304c\u3042\u308b\u5834\u5408\u3092\u9664\u304d\u3001\u300c\uff5e\u306e\u753b\u50cf\u300d\u300c\uff5e\u306e\u5199\u771f\u300d\u3068\u3044\u3063\u305f\u8a00\u8449\u3092\u4ed8\u3051\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/span>\u8aac\u660e\u306b\u5fc5\u8981\u306a\u60c5\u5831\u3092\u9078\u3073\u3001\u7c21\u6f54\u306b\u4f1d\u3048\u307e\u3057\u3087\u3046\u3002<\/p><p>\uff08\u51fa\u5178\uff1a<a href=\"https:\/\/developers.google.com\/search\/docs\/appearance\/google-images?hl=ja\" target=\"_blank\" rel=\"noopener noreferrer\">Google\u691c\u7d22\u30bb\u30f3\u30c8\u30e9\u30eb\u300c\u753b\u50cf\u306eSEO\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u300d<\/a>\uff09<\/p><\/div><\/section><section id=\"section-5-2\" aria-labelledby=\"h-section-5-2\"><h3 class=\"tt2\" id=\"h-section-5-2\"><span class=\"ez-toc-section\" id=\"5-2%E9%81%A9%E5%88%87%E3%81%AA%E9%95%B7%E3%81%95%E3%81%A7%E8%A8%98%E8%BF%B0%E3%81%99%E3%82%8B\"><\/span>5-2.\u9069\u5207\u306a\u9577\u3055\u3067\u8a18\u8ff0\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"txtbox\"><p>alt\u5c5e\u6027\u306f\u3001\u753b\u50cf\u306e\u5185\u5bb9\u304c\u4f1d\u308f\u308b\u3088\u3046\u306b\u3001\u5fc5\u8981\u306a\u60c5\u5831\u3092\u7c21\u6f54\u306b\u8a18\u8ff0\u3057\u307e\u3057\u3087\u3046\u3002<span class=\"txt_bold\">\u6587\u5b57\u6570\u306f125\u5b57\u4ee5\u5185\u3001\u3067\u304d\u308c\u307050\uff5e80\u5b57\u7a0b\u5ea6\u3092\u76ee\u5b89\u306b\u3059\u308b\u3068\u3088\u3044\u3067\u3057\u3087\u3046\u3002<\/span>\u305f\u3060\u3057\u3001Google\u306f\u5177\u4f53\u7684\u306a\u6587\u5b57\u6570\u306e\u4e0a\u9650\u3084\u76ee\u5b89\u306f\u793a\u3057\u3066\u3044\u307e\u305b\u3093\u3002\u753b\u50cf\u306e\u5185\u5bb9\u306b\u6cbf\u3063\u305f\u3001\u60c5\u5831\u91cf\u304c\u8c4a\u5bcc\u3067\u5f79\u7acb\u3064\u8aac\u660e\u3092\u63a8\u5968\u3057\u3066\u304a\u308a\u3001\u77ed\u3059\u304e\u308b\u8aac\u660e\u3067\u306f\u753b\u50cf\u306e\u5185\u5bb9\u304c\u5341\u5206\u306b\u4f1d\u308f\u3089\u305a\u3001\u53cd\u5bfe\u306b\u4e0d\u8981\u306a\u60c5\u5831\u3092\u8a70\u3081\u8fbc\u3080\u3068\u8aad\u307f\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002<\/p><p>Google\u306f\u3001\u5b50\u72ac\u306e\u753b\u50cf\u3092\u4f8b\u306b\u3001\u6b21\u306e\u3088\u3046\u306a\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3092\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<\/p><table class=\"width100\"><thead><tr><th class=\"width20\" scope=\"col\">\u8a55\u4fa1<\/th><th scope=\"col\">alt\u5c5e\u6027\u306e\u8a18\u8ff0\u4f8b<\/th><\/tr><\/thead><tbody><tr><td>\u60aa\u3044\u4f8b<\/td><td>\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3044<\/td><\/tr><tr><td>\u60aa\u3044\u4f8b<\/td><td>\u300c\u5b50\u72ac \u72ac \u8d64\u3061\u3083\u3093\u72ac \u5c0f\u72ac \u4ed4\u72ac \u30d1\u30d4\u30fc\u2026\u300d\u306a\u3069\u3001\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u7f85\u5217\u3059\u308b<\/td><\/tr><tr><td>\u826f\u3044\u4f8b<\/td><td>\u5b50\u72ac<\/td><\/tr><tr><td>\u6700\u3082\u826f\u3044\u4f8b<\/td><td>\u300c\u53d6\u3063\u3066\u3053\u3044\u300d\u904a\u3073\u3092\u3059\u308b\u30c0\u30eb\u30e1\u30b7\u30a2\u30f3\u306e\u5b50\u72ac<\/td><\/tr><\/tbody><\/table><p>\u3053\u306e\u3088\u3046\u306b\u3001\u5358\u306b\u300c\u5b50\u72ac\u300d\u3068\u66f8\u304f\u3088\u308a\u3082\u3001\u72ac\u7a2e\u3084\u52d5\u4f5c\u3092\u5177\u4f53\u7684\u306b\u8aac\u660e\u3057\u305f\u65b9\u304c\u753b\u50cf\u306e\u5185\u5bb9\u3092\u4f1d\u3048\u3089\u308c\u307e\u3059\u3002\u307e\u305f\u3001SEO\u3092\u610f\u8b58\u3057\u3066\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u4e0d\u81ea\u7136\u306b\u7e70\u308a\u8fd4\u3059\u884c\u70ba\u3082\u907f\u3051\u307e\u3057\u3087\u3046\u3002<span class=\"txt_bold txt_red\">\u6587\u5b57\u6570\u3092\u57fa\u6e96\u306b\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u753b\u50cf\u304c\u4f1d\u3048\u308b\u60c5\u5831\u3092\u904e\u4e0d\u8db3\u306a\u304f\u8aac\u660e\u3067\u304d\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/span><\/p><p>\uff08\u51fa\u5178\uff1a<a href=\"https:\/\/developers.google.com\/search\/docs\/appearance\/google-images?hl=ja\" target=\"_blank\" rel=\"noopener noreferrer\">Google\u691c\u7d22\u30bb\u30f3\u30c8\u30e9\u30eb\u300c\u753b\u50cf\u306eSEO\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u300d<\/a>\uff09<\/p><\/div><\/section><section id=\"section-5-3\" aria-labelledby=\"h-section-5-3\"><h3 class=\"tt2\" id=\"h-section-5-3\"><span class=\"ez-toc-section\" id=\"5-3%E5%89%8D%E5%BE%8C%E3%81%AE%E6%96%87%E7%AB%A0%E3%81%A8%E5%86%85%E5%AE%B9%E3%82%92%E9%87%8D%E8%A4%87%E3%81%95%E3%81%9B%E3%81%AA%E3%81%84\"><\/span>5-3.\u524d\u5f8c\u306e\u6587\u7ae0\u3068\u5185\u5bb9\u3092\u91cd\u8907\u3055\u305b\u306a\u3044<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"txtbox\"><p>alt\u5c5e\u6027\u306b\u306f\u3001<span class=\"txt_bold txt_red\">\u753b\u50cf\u306e\u524d\u5f8c\u306b\u3042\u308b\u6587\u7ae0\u3068\u540c\u3058\u8aac\u660e\u3092\u7e70\u308a\u8fd4\u3055\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/span>\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u3092\u4f7f\u3063\u3066\u3044\u308b\u5834\u5408\u3001\u672c\u6587\u3068\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3067\u540c\u3058\u60c5\u5831\u304c\u7d9a\u3051\u3066\u8aad\u307f\u4e0a\u3052\u3089\u308c\u308b\u3068\u3001\u5185\u5bb9\u3092\u628a\u63e1\u3057\u306b\u304f\u304f\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p><p><span class=\"txt_bold\">\u753b\u50cf\u306e\u8aac\u660e\u3092\u66f8\u304f\u524d\u306b\u3001\u898b\u51fa\u3057\u3084\u672c\u6587\u3001\u30ad\u30e3\u30d7\u30b7\u30e7\u30f3\u3067\u3059\u3067\u306b\u4f1d\u3048\u3066\u3044\u308b\u60c5\u5831\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/span>\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u306b\u306f\u3001\u6587\u7ae0\u3060\u3051\u3067\u306f\u5206\u304b\u3089\u306a\u3044\u753b\u50cf\u306e\u60c5\u5831\u3092\u88dc\u3046\u5f79\u5272\u304c\u3042\u308a\u307e\u3059\u3002\u753b\u50cf\u306e\u5185\u5bb9\u304c\u5468\u56f2\u306e\u6587\u7ae0\u3067\u5341\u5206\u306b\u8aac\u660e\u3055\u308c\u3001\u8ffd\u52a0\u3067\u4f1d\u3048\u308b\u60c5\u5831\u304c\u306a\u3044\u5834\u5408\u306f\u3001alt\u5c5e\u6027\u3092\u7a7a\u306b\u3059\u308b\u65b9\u6cd5\u3082\u3042\u308a\u307e\u3059\u3002<\/p><\/div><\/section><section id=\"section-5-4\" aria-labelledby=\"h-section-5-4\"><h3 class=\"tt2\" id=\"h-section-5-4\"><span class=\"ez-toc-section\" id=\"5-4%E6%84%8F%E5%91%B3%E3%81%8C%E3%81%AA%E3%81%84%E7%94%BB%E5%83%8F%E3%81%AE%E5%A0%B4%E5%90%88%E3%81%AF%E8%A8%98%E8%BF%B0%E3%82%92%E9%81%BF%E3%81%91%E3%82%8B\"><\/span>5-4.\u610f\u5473\u304c\u306a\u3044\u753b\u50cf\u306e\u5834\u5408\u306f\u8a18\u8ff0\u3092\u907f\u3051\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"txtbox\"><p>\u80cc\u666f\u306e\u6a21\u69d8\u3084\u533a\u5207\u308a\u7dda\u306a\u3069\u3001\u88c5\u98fe\u76ee\u7684\u3067\u4f7f\u7528\u3059\u308b\u753b\u50cf\u306b\u306f\u3001\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3092\u8a18\u8ff0\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<span class=\"txt_bold txt_red\">\u753b\u50cf\u81ea\u4f53\u306b\u60c5\u5831\u304c\u306a\u304f\u3001\u524a\u9664\u3057\u3066\u3082\u30da\u30fc\u30b8\u306e\u5185\u5bb9\u304c\u4f1d\u308f\u308b\u5834\u5408\u306f\u3001alt\u5c5e\u6027\u3092\u7a7a\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/span><\/p><p>\u3053\u306e\u5834\u5408\u3001<span class=\"txt_bold\">alt\u5c5e\u6027\u305d\u306e\u3082\u306e\u3092\u7701\u7565\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u300calt=&#8221;&#8221;\u300d\u3068\u8a18\u8ff0\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/span>alt\u5c5e\u6027\u3092\u7a7a\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u304c\u88c5\u98fe\u753b\u50cf\u3092\u8aad\u307f\u98db\u3070\u3057\u3001\u4e0d\u8981\u306a\u60c5\u5831\u304c\u8aad\u307f\u4e0a\u3052\u3089\u308c\u308b\u306e\u3092\u9632\u3052\u307e\u3059\u3002\u4e00\u65b9\u3001\u898b\u305f\u76ee\u306f\u88c5\u98fe\u7684\u3067\u3082\u3001\u60c5\u5831\u3092\u4f1d\u3048\u308b\u5f79\u5272\u304c\u3042\u308b\u753b\u50cf\u306b\u306f\u3001\u9069\u5207\u306a\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3092\u8a2d\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002<\/p><\/div><\/section><\/section><section id=\"section-6\" aria-labelledby=\"h-section-6\"><h2 class=\"tt1\" id=\"h-section-6\"><span class=\"ez-toc-section\" id=\"6alt%E5%B1%9E%E6%80%A7%E3%81%AE%E8%A8%AD%E5%AE%9A%E3%81%A7%E9%81%BF%E3%81%91%E3%81%9F%E3%81%84NG%E4%BE%8B\"><\/span>6.alt\u5c5e\u6027\u306e\u8a2d\u5b9a\u3067\u907f\u3051\u305f\u3044NG\u4f8b<span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"txtbox\"><p>alt\u5c5e\u6027\u306b\u4e0d\u9069\u5207\u306a\u30c6\u30ad\u30b9\u30c8\u3092\u8a2d\u5b9a\u3059\u308b\u3068\u3001\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u304c\u753b\u50cf\u306e\u5185\u5bb9\u3092\u7406\u89e3\u3057\u306b\u304f\u304f\u306a\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u3092\u5229\u7528\u3059\u308b\u65b9\u306b\u3082\u6b63\u3057\u3044\u60c5\u5831\u304c\u4f1d\u308f\u308a\u307e\u305b\u3093\u3002\u3053\u3053\u3067\u306f\u3001\u30ad\u30fc\u30ef\u30fc\u30c9\u306e\u8a70\u3081\u8fbc\u307f\u3084\u753b\u50cf\u3068\u7121\u95a2\u4fc2\u306a\u8aac\u660e\u306a\u3069\u3001alt\u5c5e\u6027\u3092\u8a2d\u5b9a\u3059\u308b\u969b\u306b\u907f\u3051\u305f\u30443\u3064\u306eNG\u4f8b\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p><\/div><section id=\"section-6-1\" aria-labelledby=\"h-section-6-1\"><h3 class=\"tt2\" id=\"h-section-6-1\"><span class=\"ez-toc-section\" id=\"6-1%E3%82%AD%E3%83%BC%E3%83%AF%E3%83%BC%E3%83%89%E3%82%92%E8%A9%B0%E3%82%81%E8%BE%BC%E3%82%80\"><\/span>6-1.\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u8a70\u3081\u8fbc\u3080<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"txtbox\"><p>alt\u5c5e\u6027\u306b\u3001\u691c\u7d22\u9806\u4f4d\u3092\u4e0a\u3052\u308b\u76ee\u7684\u3067\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u5927\u91cf\u306b\u8a70\u3081\u8fbc\u3080\u3053\u3068\u306f\u907f\u3051\u307e\u3057\u3087\u3046\u3002Google\u306f\u3001<span class=\"txt_bold txt_red\">\u753b\u50cf\u306e\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u306b\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u4e0d\u81ea\u7136\u306b\u7f85\u5217\u3059\u308b\u884c\u70ba\u306b\u3064\u3044\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u5229\u4fbf\u6027\u3092\u640d\u306a\u3044\u3001\u30b9\u30d1\u30e0\u3068\u307f\u306a\u3055\u308c\u308b\u8981\u56e0\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308b\u3068\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002<\/span><\/p><p>alt\u5c5e\u6027\u306f\u3001\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u3067\u304d\u308b\u3060\u3051\u591a\u304f\u542b\u3081\u308b\u305f\u3081\u306e\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u753b\u50cf\u306e\u5185\u5bb9\u3092\u4f1d\u3048\u308b\u305f\u3081\u306e\u3082\u306e\u3067\u3059\u3002<span class=\"txt_bold\">\u7121\u95a2\u4fc2\u306a\u8a9e\u53e5\u3084\u985e\u4f3c\u3057\u305f\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u7e70\u308a\u8fd4\u3059\u3068\u3001\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u3067\u8aad\u307f\u4e0a\u3052\u3089\u308c\u305f\u969b\u306b\u3082\u5185\u5bb9\u304c\u5206\u304b\u308a\u306b\u304f\u304f\u306a\u308a\u307e\u3059\u3002<\/span>\u30ad\u30fc\u30ef\u30fc\u30c9\u306e\u500b\u6570\u3092\u57fa\u6e96\u306b\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u753b\u50cf\u306e\u5185\u5bb9\u3092\u81ea\u7136\u306a\u6587\u7ae0\u3067\u8aac\u660e\u3067\u304d\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p><p>\uff08\u51fa\u5178\uff1a<a href=\"https:\/\/developers.google.com\/search\/docs\/appearance\/google-images?hl=ja\" target=\"_blank\" rel=\"noopener noreferrer\">Google\u691c\u7d22\u30bb\u30f3\u30c8\u30e9\u30eb\u300c\u753b\u50cf\u306eSEO\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u300d<\/a>\uff09<\/p><\/div><\/section><section id=\"section-6-2\" aria-labelledby=\"h-section-6-2\"><h3 class=\"tt2\" id=\"h-section-6-2\"><span class=\"ez-toc-section\" id=\"6-2%E7%94%BB%E5%83%8F%E3%81%A8%E9%96%A2%E4%BF%82%E3%81%AE%E3%81%AA%E3%81%84%E3%83%86%E3%82%AD%E3%82%B9%E3%83%88%E3%82%92%E6%9B%B8%E3%81%8F\"><\/span>6-2.\u753b\u50cf\u3068\u95a2\u4fc2\u306e\u306a\u3044\u30c6\u30ad\u30b9\u30c8\u3092\u66f8\u304f<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"txtbox\"><p>\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u3092\u5229\u7528\u3059\u308b\u65b9\u306f\u3001alt\u5c5e\u6027\u306e\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3092\u901a\u3058\u3066\u753b\u50cf\u306e\u60c5\u5831\u3092\u628a\u63e1\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001<span class=\"txt_bold txt_red\">\u5b9f\u969b\u306e\u753b\u50cf\u3068\u8aac\u660e\u304c\u98df\u3044\u9055\u3063\u3066\u3044\u308b\u3068\u3001\u8aa4\u3063\u305f\u60c5\u5831\u3092\u4f1d\u3048\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/span>\u4f8b\u3048\u3070\u3001\u72ac\u306e\u5199\u771f\u306b\u300c\u732b\u304c\u904a\u3093\u3067\u3044\u308b\u69d8\u5b50\u300d\u3068\u8a18\u8ff0\u3059\u308b\u3068\u3001\u753b\u50cf\u3092\u898b\u308b\u4eba\u3068\u8aad\u307f\u4e0a\u3052\u3092\u805e\u304f\u4eba\u3067\u3001\u53d7\u3051\u53d6\u308b\u60c5\u5831\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u691c\u7d22\u30a8\u30f3\u30b8\u30f3\u3082alt\u5c5e\u6027\u3092\u753b\u50cf\u306e\u5185\u5bb9\u3092\u7406\u89e3\u3059\u308b\u624b\u304c\u304b\u308a\u306b\u3059\u308b\u305f\u3081\u3001\u753b\u50cf\u306b\u5199\u3063\u3066\u3044\u306a\u3044\u3082\u306e\u3084\u3001\u95a2\u4fc2\u306e\u306a\u3044\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p><\/div><\/section><section id=\"section-6-3\" aria-labelledby=\"h-section-6-3\"><h3 class=\"tt2\" id=\"h-section-6-3\"><span class=\"ez-toc-section\" id=\"6-3%E6%9C%AC%E6%96%87%E3%82%92%E3%81%9D%E3%81%AE%E3%81%BE%E3%81%BE%E3%82%B3%E3%83%94%E3%83%BC%E3%81%97%E3%81%A6%E8%B2%BC%E3%82%8A%E4%BB%98%E3%81%91%E3%82%8B\"><\/span>6-3.\u672c\u6587\u3092\u305d\u306e\u307e\u307e\u30b3\u30d4\u30fc\u3057\u3066\u8cbc\u308a\u4ed8\u3051\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"txtbox\"><p>\u30b9\u30af\u30ea\u30fc\u30f3\u30ea\u30fc\u30c0\u30fc\u306f\u3001Web\u30da\u30fc\u30b8\u306e\u672c\u6587\u3060\u3051\u3067\u306a\u304f\u3001\u753b\u50cf\u306b\u8a2d\u5b9a\u3055\u308c\u305f\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3082\u8aad\u307f\u4e0a\u3052\u307e\u3059\u3002<span class=\"txt_bold txt_red\">\u672c\u6587\u306e\u6587\u7ae0\u3092\u305d\u306e\u307e\u307ealt\u5c5e\u6027\u306b\u8cbc\u308a\u4ed8\u3051\u308b\u3068\u3001\u540c\u3058\u5185\u5bb9\u304c\u7e70\u308a\u8fd4\u3057\u8aad\u307f\u4e0a\u3052\u3089\u308c\u3001\u60c5\u5831\u3092\u628a\u63e1\u3059\u308b\u307e\u3067\u306b\u4f59\u8a08\u306a\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002<\/span>\u7279\u306b\u3001\u753b\u50cf\u306e\u524d\u5f8c\u306b\u9577\u3044\u8aac\u660e\u6587\u304c\u3042\u308b\u5834\u5408\u3001\u305d\u306e\u6587\u7ae0\u3092\u4e38\u3054\u3068\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u306b\u8a2d\u5b9a\u3059\u308b\u3068\u3001\u8aad\u307f\u4e0a\u3052\u306e\u8ca0\u62c5\u304c\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002\u672c\u6587\u3067\u3059\u3067\u306b\u8aac\u660e\u3057\u3066\u3044\u308b\u5185\u5bb9\u3092\u78ba\u8a8d\u3057\u3001\u753b\u50cf\u304b\u3089\u88dc\u8db3\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u60c5\u5831\u3060\u3051\u3092\u7c21\u6f54\u306b\u8a18\u8ff0\u3057\u307e\u3057\u3087\u3046\u3002<\/p><\/div><\/section><\/section><section id=\"section-7\" aria-labelledby=\"h-section-7\"><h2 class=\"tt1\" id=\"h-section-7\"><span class=\"ez-toc-section\" id=\"7alt%E5%B1%9E%E6%80%A7%E3%81%AE%E7%A2%BA%E8%AA%8D%E6%96%B9%E6%B3%95\"><\/span>7.alt\u5c5e\u6027\u306e\u78ba\u8a8d\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"txtbox\"><p>Web\u30b5\u30a4\u30c8\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308balt\u5c5e\u6027\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u306e\u6a5f\u80fd\u3084Chrome\u306e\u62e1\u5f35\u6a5f\u80fd\u3092\u4f7f\u3063\u3066\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\u753b\u50cf\u306b\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u304b\u3060\u3051\u3067\u306a\u304f\u3001\u305d\u306e\u5185\u5bb9\u304c\u9069\u5207\u304b\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3082\u5927\u5207\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001alt\u5c5e\u6027\u3092\u78ba\u8a8d\u3059\u308b2\u3064\u306e\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p><\/div><section id=\"section-7-1\" aria-labelledby=\"h-section-7-1\"><h3 class=\"tt2\" id=\"h-section-7-1\"><span class=\"ez-toc-section\" id=\"7-1%E3%82%BD%E3%83%BC%E3%82%B9%E3%82%B3%E3%83%BC%E3%83%89%E3%82%92%E8%A6%8B%E3%81%A6%E7%A2%BA%E8%AA%8D%E3%81%99%E3%82%8B\"><\/span>7-1.\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u898b\u3066\u78ba\u8a8d\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"txtbox\"><p>Google Chrome\u3067\u306f\u3001\u30da\u30fc\u30b8\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3084\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u30c4\u30fc\u30eb\u3092\u4f7f\u3063\u3066alt\u5c5e\u6027\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\u4e3b\u306a\u624b\u9806\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\u3002<\/p><table class=\"width100\"><caption class=\"sr-only\">\u65b9\u6cd5\u2460\uff1a\u30da\u30fc\u30b8\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u304b\u3089\u78ba\u8a8d\u3059\u308b<\/caption><thead><tr><th class=\"width30\" scope=\"col\">\u624b\u9806<\/th><th scope=\"col\">\u64cd\u4f5c\u65b9\u6cd5<\/th><\/tr><\/thead><tbody><tr><td>1. \u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u958b\u304f<\/td><td>\u30da\u30fc\u30b8\u4e0a\u3067\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3001\u300c\u30da\u30fc\u30b8\u306e\u30bd\u30fc\u30b9\u3092\u8868\u793a\u300d\u3092\u9078\u629e\u3059\u308b\u3002Ctrl + U\u3067\u3082\u958b\u3051\u308b<\/td><\/tr><tr><td>2. alt\u5c5e\u6027\u3092\u691c\u7d22\u3059\u308b<\/td><td>Ctrl + F\u3067\u691c\u7d22\u7a93\u3092\u958b\u304d\u3001alt=&#8221;\u3068\u5165\u529b\u3059\u308b<\/td><\/tr><tr><td>3. \u8a2d\u5b9a\u5185\u5bb9\u3092\u78ba\u8a8d\u3059\u308b<\/td><td>\u8a72\u5f53\u3059\u308bimg\u8981\u7d20\u3092\u63a2\u3057\u3001alt\u5c5e\u6027\u306b\u8a18\u8ff0\u3055\u308c\u305f\u30c6\u30ad\u30b9\u30c8\u3092\u78ba\u8a8d\u3059\u308b<\/td><\/tr><\/tbody><\/table><table class=\"width100\"><caption class=\"sr-only\">\u65b9\u6cd5\u2461\uff1a\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u30c4\u30fc\u30eb\u304b\u3089\u78ba\u8a8d\u3059\u308b<\/caption><thead><tr><th class=\"width30\" scope=\"col\">\u624b\u9806<\/th><th scope=\"col\">\u64cd\u4f5c\u65b9\u6cd5<\/th><\/tr><\/thead><tbody><tr><td>1. \u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u30c4\u30fc\u30eb\u3092\u958b\u304f<\/td><td>\u30da\u30fc\u30b8\u4e0a\u3067\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3001\u300c\u691c\u8a3c\u300d\u3092\u9078\u629e\u3059\u308b\u3002F12\u307e\u305f\u306fCtrl + Shift + I\u3067\u3082\u958b\u3051\u308b<\/td><\/tr><tr><td>2. \u753b\u50cf\u3092\u9078\u629e\u3059\u308b<\/td><td>\u30c4\u30fc\u30eb\u5de6\u4e0a\u306e\u300c\u8981\u7d20\u3092\u9078\u629e\u300d\u30a2\u30a4\u30b3\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u3001\u78ba\u8a8d\u3057\u305f\u3044\u753b\u50cf\u3092\u9078\u3076<\/td><\/tr><tr><td>3. \u8a2d\u5b9a\u5185\u5bb9\u3092\u78ba\u8a8d\u3059\u308b<\/td><td>\u300cElements\u300d\u30d1\u30cd\u30eb\u3067\u8a72\u5f53\u3059\u308bimg\u8981\u7d20\u3092\u78ba\u8a8d\u3057\u3001alt\u5c5e\u6027\u306e\u5185\u5bb9\u3092\u8abf\u3079\u308b<\/td><\/tr><\/tbody><\/table><p>\u203b\u30b7\u30e7\u30fc\u30c8\u30ab\u30c3\u30c8\u30ad\u30fc\u306fWindows\u306e\u5834\u5408\u3067\u3059\u3002Mac\u3067\u306f\u64cd\u4f5c\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/p><\/div><\/section><section id=\"section-7-2\" aria-labelledby=\"h-section-7-2\"><h3 class=\"tt2\" id=\"h-section-7-2\"><span class=\"ez-toc-section\" id=\"7-2Chrome%E3%81%AE%E6%8B%A1%E5%BC%B5%E6%A9%9F%E8%83%BD%E3%81%A7%E7%A2%BA%E8%AA%8D%E3%81%99%E3%82%8B\"><\/span>7-2.Chrome\u306e\u62e1\u5f35\u6a5f\u80fd\u3067\u78ba\u8a8d\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h3><div class=\"txtbox\"><p>Chrome\u306e\u30a6\u30a7\u30d6\u30b9\u30c8\u30a2\u304b\u3089\u3001\u7121\u6599\u3067\u5229\u7528\u3067\u304d\u308b\u62e1\u5f35\u6a5f\u80fd\u306e\u300cAlt &#038; Meta viewer\u300d\u3092\u8ffd\u52a0\u3057\u307e\u3057\u3087\u3046\u3002<span class=\"txt_bold txt_red\">\u30d6\u30e9\u30a6\u30b6\u306e\u53f3\u4e0a\u306b\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u62e1\u5f35\u6a5f\u80fd\u306e\u4e00\u89a7\u304b\u3089\u3001\u300cAlt\u300d\u3092\u9078\u629e\u3057\u300c\u753b\u50cf\u306eAlt\u8868\u793a\u300d\u53f3\u306e\u30c4\u30fc\u30eb\u30c1\u30c3\u30d7\u30de\u30fc\u30af\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3060\u3051\u3067\u3059\u3002<\/span>\u5f8c\u306f\u3001\u305d\u306e\u30da\u30fc\u30b8\u5185\u306b\u3042\u308b\u3059\u3079\u3066\u306e\u753b\u50cf\u306b\u3001\u3069\u306e\u3088\u3046\u306aalt\u5c5e\u6027\u304c\u8a18\u8ff0\u3055\u308c\u3066\u3044\u308b\u304b\u304c\u30c4\u30fc\u30eb\u30c1\u30c3\u30d7\u3067\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p><\/div><\/section><\/section><section id=\"section-faq\" aria-labelledby=\"h-section-faq\"><h2 class=\"tt1\" id=\"h-section-faq\"><span class=\"ez-toc-section\" id=\"alt%E5%B1%9E%E6%80%A7%E3%81%AB%E9%96%A2%E3%81%99%E3%82%8B%E3%82%88%E3%81%8F%E3%81%82%E3%82%8B%E8%B3%AA%E5%95%8F%EF%BC%88Q_A%EF%BC%89\"><\/span>alt\u5c5e\u6027\u306b\u95a2\u3059\u308b\u3088\u304f\u3042\u308b\u8cea\u554f\uff08Q&#038;A\uff09<span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"txtbox\"><p>alt\u5c5e\u6027\u3092\u8a2d\u5b9a\u3059\u308b\u969b\u306f\u3001\u3059\u3067\u306b\u516c\u958b\u3057\u305f\u753b\u50cf\u306e\u4fee\u6b63\u65b9\u6cd5\u3084\u3001\u753b\u50cf\u306e\u7a2e\u985e\u306b\u3088\u308b\u8a2d\u5b9a\u306e\u9055\u3044\u306a\u3069\u3001\u5224\u65ad\u306b\u8ff7\u3046\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001alt\u5c5e\u6027\u306b\u95a2\u3059\u308b4\u3064\u306e\u7591\u554f\u306b\u56de\u7b54\u3057\u307e\u3059\u3002<\/p><dl><dt class=\"tt3 mb0\">Q. \u516c\u958b\u6e08\u307f\u306e\u753b\u50cf\u304c\u5927\u91cf\u306b\u3042\u308b\u5834\u5408\u306f\u3069\u3053\u304b\u3089\u624b\u3092\u4ed8\u3051\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<\/dt><dd class=\"borderbox mb2em\"><p><strong>\u516c\u958b\u6e08\u307f\u306e\u753b\u50cf\u304c\u591a\u3044\u5834\u5408\u306f\u3001\u30a2\u30af\u30bb\u30b9\u6570\u304c\u591a\u3044\u30da\u30fc\u30b8\u3084\u3001\u91cd\u8981\u306a\u60c5\u5831\u3092\u753b\u50cf\u3067\u4f1d\u3048\u3066\u3044\u308b\u30da\u30fc\u30b8\u304b\u3089\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/strong>\u6700\u521d\u306b\u753b\u50cf\u306ealt\u5c5e\u6027\u304c\u672a\u8a2d\u5b9a\u306b\u306a\u3063\u3066\u3044\u306a\u3044\u304b\u3092\u8abf\u3079\u307e\u3059\u3002Chrome\u306e\u30c7\u30d9\u30ed\u30c3\u30d1\u30fc\u30c4\u30fc\u30eb\u3067HTML\u3092\u78ba\u8a8d\u3059\u308b\u307b\u304b\u3001\u30b5\u30a4\u30c8\u5185\u306e\u753b\u50cf\u3092\u307e\u3068\u3081\u3066\u8abf\u67fb\u3067\u304d\u308bSEO\u30c4\u30fc\u30eb\u3092\u4f7f\u3046\u65b9\u6cd5\u3082\u3042\u308a\u307e\u3059\u3002<\/p><p>\u4fee\u6b63\u306e\u512a\u5148\u9806\u4f4d\u306f\u3001\u5546\u54c1\u753b\u50cf\u3084\u30b5\u30fc\u30d3\u30b9\u306e\u8aac\u660e\u56f3\u306a\u3069\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u7406\u89e3\u306b\u95a2\u308f\u308b\u753b\u50cf\u3092\u4e2d\u5fc3\u306b\u6c7a\u3081\u307e\u3057\u3087\u3046\u3002\u88c5\u98fe\u76ee\u7684\u306e\u753b\u50cf\u306f\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u3092\u7a7a\u306b\u3059\u308b\u5834\u5408\u3082\u3042\u308b\u305f\u3081\u3001\u672a\u8a2d\u5b9a\u306e\u753b\u50cf\u3059\u3079\u3066\u306b\u8aac\u660e\u3092\u8ffd\u52a0\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p><\/dd><dt class=\"tt3 mb0\">Q. \u753b\u50cf\u306e\u30ad\u30e3\u30d7\u30b7\u30e7\u30f3\u3068\u540c\u3058\u6587\u7ae0\u3092alt\u5c5e\u6027\u306b\u66f8\u3044\u3066\u3082\u3088\u3044\u3067\u3059\u304b\uff1f<\/dt><dd class=\"borderbox 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class=\"tt3 mb0\">Q. CSS\u306e\u80cc\u666f\u753b\u50cf\u3084SVG\u306b\u3082alt\u5c5e\u6027\u306f\u5fc5\u8981\u3067\u3059\u304b\uff1f<\/dt><dd class=\"borderbox 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class=\"tt3 mb0\">Q. alt\u5c5e\u6027\u3092\u8a2d\u5b9a\u3057\u3066\u3044\u306a\u3044\u3068\u691c\u7d22\u9806\u4f4d\u306f\u4e0b\u304c\u308a\u307e\u3059\u304b\uff1f<\/dt><dd class=\"borderbox mb2em\"><p><strong>alt\u5c5e\u6027\u3092\u8a2d\u5b9a\u3057\u3066\u3044\u306a\u3044\u3068\u3044\u3046\u7406\u7531\u3060\u3051\u3067\u3001Google\u306e\u691c\u7d22\u9806\u4f4d\u304c\u5fc5\u305a\u4e0b\u304c\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/strong>Google\u306f\u753b\u50cf\u306e\u5185\u5bb9\u3092\u7406\u89e3\u3059\u308b\u969b\u306b\u3001alt\u5c5e\u6027\u306e\u307b\u304b\u3001\u753b\u50cf\u5468\u8fba\u306e\u6587\u7ae0\u3084\u753b\u50cf\u8a8d\u8b58\u6280\u8853\u306a\u3069\u3082\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001alt\u5c5e\u6027\u306e\u6709\u7121\u3060\u3051\u3067\u691c\u7d22\u9806\u4f4d\u3078\u306e\u5f71\u97ff\u3092\u5224\u65ad\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p><p>\u4e00\u65b9\u3001\u9069\u5207\u306a\u4ee3\u66ff\u30c6\u30ad\u30b9\u30c8\u306f\u3001Google\u304c\u753b\u50cf\u3068\u691c\u7d22\u8a9e\u53e5\u306e\u95a2\u9023\u6027\u3092\u7406\u89e3\u3059\u308b\u624b\u304c\u304b\u308a\u306b\u306a\u308a\u307e\u3059\u3002\u753b\u50cf\u691c\u7d22\u304b\u3089\u306e\u6d41\u5165\u306b\u3082\u95a2\u308f\u308b\u305f\u3081\u3001\u60c5\u5831\u3092\u4f1d\u3048\u308b\u753b\u50cf\u306b\u306f\u9069\u5207\u306b\u8a2d\u5b9a\u3057\u307e\u3057\u3087\u3046\u3002\u306a\u304a\u3001alt\u5c5e\u6027\u3092\u8a2d\u5b9a\u3057\u3066\u3082\u3001\u691c\u7d22\u9806\u4f4d\u306e\u5411\u4e0a\u304c\u4fdd\u8a3c\u3055\u308c\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p><\/dd><\/dl><\/div><\/section><section 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