{"id":9738590,"date":"2026-10-07T17:16:34","date_gmt":"2026-10-07T15:16:34","guid":{"rendered":"https:\/\/wp-rocket.me\/?p=9738590"},"modified":"2026-10-07T17:16:37","modified_gmt":"2026-10-07T15:16:37","slug":"remove-image-metadata-exif","status":"publish","type":"post","link":"https:\/\/wp-rocket.me\/ja\/blog\/remove-image-metadata-exif\/","title":{"rendered":"\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\uff08EXIF\uff09\u304c\u30a6\u30a7\u30d6\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u4e0e\u3048\u308b\u5f71\u97ff\u3068\u524a\u9664\u65b9\u6cd5"},"content":{"rendered":"\n<p>\u753b\u50cf\u306f\u3001\u5b9f\u306b<a href=\"https:\/\/httparchive.org\/reports\/state-of-the-web\">\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u306e\u7dcf\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u306e 50%<\/a> \u3092\u5360\u3081\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u6b21\u306e\u70b9\u306b\u76ee\u3092\u5411\u3051\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u6700\u9069\u5316\u30b5\u30fc\u30d3\u30b9\u306e Dexecure \u306b\u3088\u308b\u3068\u3001\u5e73\u5747\u3057\u3066<a href=\"https:\/\/dexecure.com\/blog\/impact-of-metadata-on-image-performance\/\">\u30a6\u30a7\u30d6\u4e0a\u306e\u4e00\u822c\u7684\u306a JPEG \u30d5\u30a1\u30a4\u30eb\u306e 16%<\/a> \u3092\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u5360\u3081\u3066\u3044\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u79c1\u305f\u3061\u304c\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u3044\u308b\u30c7\u30fc\u30bf\u306e 8% \u306f\u3001\u5f79\u306b\u7acb\u305f\u306a\u3044\u4e0d\u8981\u306a\u30e1\u30bf\u30c7\u30fc\u30bf\u3060\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u306e\u6700\u9069\u5316\u3067\u306f\u3001\u753b\u50cf\u306f\u5727\u7e2e\u304c\u7c21\u5358\u306a\u305f\u3081\u3001\u624b\u8efd\u306b\u6210\u679c\u3092\u51fa\u3057\u3084\u3059\u3044\u5bfe\u8c61\u3068\u8003\u3048\u3089\u308c\u304c\u3061\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u4f59\u5206\u306a\u30e1\u30bf\u30c7\u30fc\u30bf\u306e\u524a\u6e1b\u307e\u3067\u306f\u624b\u304c\u56de\u3063\u3066\u3044\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3068\u306f\u4f55\u304b\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u5f71\u97ff\u3001\u305d\u3057\u3066\u6c17\u3065\u3044\u3066\u3044\u306a\u3044\u304b\u3082\u3057\u308c\u306a\u3044\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u61f8\u5ff5\u306e\u3044\u304f\u3064\u304b\u3092\u53d6\u308a\u4e0a\u3052\u3001\u753b\u50cf\u304b\u3089\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u9664\u304f\u65b9\u6cd5\u3082\u8a73\u3057\u304f\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3068\u306f\uff1f<\/h2>\n\n\n\n<p>\u30e1\u30bf\u30c7\u30fc\u30bf\u306f\u4e00\u822c\u306b\u300c\u30c7\u30fc\u30bf\u306b\u3064\u3044\u3066\u306e\u30c7\u30fc\u30bf\u300d\u3068\u8aac\u660e\u3055\u308c\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u8a00\u3046\u3068\u3001<strong>\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf<\/strong>\u3068\u306f\u753b\u50cf\u306b\u57cb\u3081\u8fbc\u307e\u308c\u305f\u60c5\u5831\u3067\u3001\u753b\u50cf\u305d\u306e\u3082\u306e\u306e\u8a73\u7d30\u3084\u3001\u305d\u306e\u753b\u50cf\u304c\u3069\u306e\u3088\u3046\u306b\u4f5c\u6210\u3055\u308c\u305f\u304b\u306b\u3064\u3044\u3066\u306e\u60c5\u5831\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u306b\u306f\u3001\u8996\u899a\u7684\u306a\u30c7\u30fc\u30bf\u306b\u52a0\u3048\u3066\u3001\u5b9f\u306f\u3044\u304f\u3064\u304b\u306e\u7570\u306a\u308b\u5f62\u5f0f\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u305d\u308c\u305e\u308c\u304c\u7570\u306a\u308b\u7a2e\u985e\u306e\u60c5\u5831\u3092\u4fdd\u5b58\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>EXIF\uff08Exchangeable image file format\uff09<\/strong>\uff1a\u753b\u50cf\u3092\u64ae\u5f71\u3057\u305f\u30c7\u30d0\u30a4\u30b9\uff08\u3064\u307e\u308a\u30ab\u30e1\u30e9\u3084\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\uff09\u304c\u81ea\u52d5\u7684\u306b\u751f\u6210\u3059\u308b\u60c5\u5831\u3067\u3001\u65e5\u6642\u3084\u30ab\u30e1\u30e9\u306e\u8a2d\u5b9a\uff08\u30e1\u30fc\u30ab\u30fc\u3068\u30e2\u30c7\u30eb\u3001\u753b\u50cf\u306e\u5411\u304d\u3001\u7d5e\u308a\u3001\u30b7\u30e3\u30c3\u30bf\u30fc\u30b9\u30d4\u30fc\u30c9\u3001\u7126\u70b9\u8ddd\u96e2\u3001\u6e2c\u5149\u30e2\u30fc\u30c9\u3001ISO \u611f\u5ea6\u306a\u3069\uff09\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u3053\u306e\u898f\u683c\u306f\u3001\u30ab\u30e1\u30e9\u304c\u30c7\u30d0\u30a4\u30b9\u9593\u3067\u4ea4\u63db\u3067\u304d\u308b\u5f62\u5f0f\u3092\u4f7f\u3048\u308b\u3088\u3046\u306b\u3059\u308b\u5f79\u5272\u3082\u62c5\u3063\u3066\u304a\u308a\u3001\u305f\u3068\u3048\u3070 iPhone \u3067\u64ae\u3063\u305f\u5199\u771f\u304c Samsung \u306e\u30c7\u30d0\u30a4\u30b9\u3067\u3082\u6b63\u3057\u304f\u8868\u793a\u3055\u308c\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>IPTC\uff08International Press Telecommunications Council\uff09<\/strong>\uff1a\u3082\u3068\u3082\u3068\u306f\u65e7\u6765\u306e\u30e1\u30c7\u30a3\u30a2\u3067\u3042\u308b\u901a\u4fe1\u793e\u304c\u60c5\u5831\u3092\u52b9\u7387\u3088\u304f\u6574\u7406\u3059\u308b\u305f\u3081\u306b\u63a1\u7528\u3057\u305f\u5f62\u5f0f\u3067\u3059\u304c\u3001\u65b0\u3057\u3044\u30e1\u30c7\u30a3\u30a2\u3067\u3082\u307b\u307c\u540c\u3058\u76ee\u7684\u3067\u4f7f\u308f\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u753b\u50cf\u306e IPTC \u30bb\u30af\u30b7\u30e7\u30f3\u306b\u306f\u901a\u5e38\u3001\u30bf\u30a4\u30c8\u30eb\u3001\u8aac\u660e\u3001\u30ad\u30fc\u30ef\u30fc\u30c9\u3001\u64ae\u5f71\u8005\u306e\u60c5\u5831\u3001\u8457\u4f5c\u6a29\u306e\u5236\u9650\u306a\u3069\u3001\u753b\u50cf\u306b\u95a2\u3059\u308b\u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>XMP\uff08Extensible Metadata Platform\uff09<\/strong>\uff1a\u8fd1\u5e74 Adobe \u304c\u63a1\u7528\u3057\u305f XML \u30d9\u30fc\u30b9\u306e\u5f62\u5f0f\u3067\u3001IPTC \u5f62\u5f0f\u306e\u60c5\u5831\u3092\u3059\u3079\u3066\u53d6\u308a\u8fbc\u307f\u3064\u3064\u3001\u8ffd\u52a0\u306e\u60c5\u5831\u3082\u753b\u50cf\u5185\u306b\u4fdd\u5b58\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>8BIM<\/strong>\uff1aPhotoshop \u304c\u4f7f\u7528\u3059\u308b\u30d5\u30a1\u30a4\u30eb\u62e1\u5f35\u5b50\u3067\u3001\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u95a2\u9023\u306e\u30c7\u30fc\u30bf\u306e\u4e00\u90e8\u3092\u4fdd\u5b58\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>ICC\uff08International Color Consortium\uff09<\/strong>\uff1a\u30ab\u30e9\u30fc\u30de\u30cd\u30b8\u30e1\u30f3\u30c8\u306b\u304a\u3051\u308b ICC \u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3068\u306f\u3001ICC \u304c\u5b9a\u3081\u305f\u6a19\u6e96\u306b\u5f93\u3063\u3066\u3001\u8272\u306e\u5165\u529b\u30c7\u30d0\u30a4\u30b9\u3084\u51fa\u529b\u30c7\u30d0\u30a4\u30b9\u3001\u307e\u305f\u306f\u8272\u7a7a\u9593\u306e\u7279\u6027\u3092\u8a18\u8ff0\u3057\u305f\u30c7\u30fc\u30bf\u306e\u96c6\u307e\u308a\u3067\u3059\u3002GIMP \u306a\u3069\u306e\u753b\u50cf\u51e6\u7406\u30bd\u30d5\u30c8\u306f\u3001ICC \u30ab\u30e9\u30fc\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u3063\u3066\u753b\u50cf\u306e RGB \u5024\u3092\u89e3\u91c8\u3057\u307e\u3059\u3002<\/li>\n\n\n<\/ul>\n\n\n\n<p>\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u4f7f\u3048\u3070\u3001\u5f62\u5f0f\u306b\u304b\u304b\u308f\u3089\u305a\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3001\u4eba\u9593\u306e\u3044\u305a\u308c\u306b\u3082\u7406\u89e3\u3067\u304d\u308b\u5f62\u3067\u3001\u60c5\u5831\u3092\u753b\u50cf\u3068\u4e00\u7dd2\u306b\u904b\u3076\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30e1\u30bf\u30c7\u30fc\u30bf\u306b\u306f\u3001\u30e1\u30fc\u30ab\u30fc\u3084\u753b\u50cf\u3092\u64ae\u5f71\u3059\u308b\u30c7\u30d0\u30a4\u30b9\u304c\u751f\u6210\u3059\u308b\u3082\u306e\u3082\u3042\u308c\u3070\u3001GIMP \u3084 Photoshop \u306a\u3069\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u4f7f\u3063\u3066\u624b\u52d5\u3067\u8ffd\u52a0\u30fb\u7de8\u96c6\u3055\u308c\u308b\u3082\u306e\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30e1\u30bf\u30c7\u30fc\u30bf\u306b\u306f\u591a\u304f\u306e\u60c5\u5831\u3092\u542b\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002EXIF \u5f62\u5f0f\u3060\u3051\u3067\u3082\u3001\u30e1\u30bf\u30c7\u30fc\u30bf\u30bf\u30b0\u306f 460 \u3092\u8d85\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u306e\u78ba\u8a8d\u65b9\u6cd5<\/h2>\n\n\n\n<p>\u3055\u307e\u3056\u307e\u306a\u65b9\u6cd5\u3067<strong>\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u78ba\u8a8d<\/strong>\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>OS X \u3092\u4f7f\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u753b\u50cf\u3092\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3066\u300c\u60c5\u5831\u3092\u898b\u308b\u300d\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3060\u3051\u3067\u3001\u4f5c\u6210\u65e5\u3001\u64ae\u5f71\u3057\u305f\u30ab\u30e1\u30e9\u306e\u30e1\u30fc\u30ab\u30fc\u3068\u30e2\u30c7\u30eb\u3001\u30ab\u30e9\u30fc\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3001\u9732\u51fa\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u8a73\u7d30\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"518\" src=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/image-info.png\" alt=\"OS X \u306e\u300c\u60c5\u5831\u3092\u898b\u308b\u300d\u3067\u8868\u793a\u3057\u305f\u753b\u50cf\u306e\u8a73\u7d30\u60c5\u5831\" class=\"wp-image-9738524\" srcset=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/image-info.png 512w, https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/image-info-193x195.png 193w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><\/figure>\n\n\n\n<p>\u540c\u3058\u304f OS X \u3067\u306f\u3001\u753b\u50cf\u3092\u300c\u30d7\u30ec\u30d3\u30e5\u30fc\u300d\u3067\u958b\u304d\u3001<strong>\u300c\u30c4\u30fc\u30eb\u300d&gt;\u300c\u30a4\u30f3\u30b9\u30da\u30af\u30bf\u3092\u8868\u793a\u300d<\/strong>\u3092\u9078\u3093\u3067\u3001\u753b\u50cf\u306e\u3055\u3089\u306b\u8a73\u3057\u3044\u60c5\u5831\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"458\" height=\"538\" src=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/preview-show-inspector.png\" alt=\"\u300c\u30d7\u30ec\u30d3\u30e5\u30fc\u300d\u306e\u30a4\u30f3\u30b9\u30da\u30af\u30bf\u306b\u8868\u793a\u3055\u308c\u305f\u753b\u50cf\u306e EXIF \u60c5\u5831\" class=\"wp-image-9738530\" srcset=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/preview-show-inspector.png 458w, https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/preview-show-inspector-166x195.png 166w\" sizes=\"auto, (max-width: 458px) 100vw, 458px\" \/><\/figure>\n\n\n\n<p>Windows \u3092\u4f7f\u3063\u3066\u3044\u308b\u5834\u5408\u3084\u3001\u753b\u50cf\u306b\u542b\u307e\u308c\u308b\u307b\u304b\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u898b\u305f\u3044\u5834\u5408\u306f\u3001\u7121\u6599\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u304c\u4f7f\u3048\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u7121\u6599\u3067 <strong>EXIF \u30c7\u30fc\u30bf\u3092\u78ba\u8a8d<\/strong>\u3067\u304d\u308b\u30aa\u30f3\u30e9\u30a4\u30f3\u30d3\u30e5\u30fc\u30a2\u30fc\u306e <a href=\"https:\/\/www.get-metadata.com\/\">Get-Metadata.com<\/a> \u3084\u3001EXIF \u306e GPS \u5ea7\u6a19\u30c7\u30fc\u30bf\u304b\u3089\u5199\u771f\u306e\u64ae\u5f71\u5834\u6240\u3092\u5730\u56f3\u3067\u8868\u793a\u3059\u308b\u30aa\u30f3\u30e9\u30a4\u30f3\u306e\u4f4d\u7f6e\u60c5\u5831\u30d3\u30e5\u30fc\u30a2\u30fc <a href=\"https:\/\/www.pic2map.com\/\">Pic2Map.com<\/a> \u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"350\" src=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/pic-2-map.jpg\" alt=\"Pic2Map \u3067\u5199\u771f\u306e\u64ae\u5f71\u5834\u6240\u3068\u64ae\u5f71\u65e5\u6642\u3092\u5730\u56f3\u4e0a\u306b\u8868\u793a\u3057\u305f\u4f8b\" class=\"wp-image-9738536\" srcset=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/pic-2-map.jpg 800w, https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/pic-2-map-310x136.jpg 310w, https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/pic-2-map-768x336.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>\u79c1\u306e\u5199\u771f\u306e\u4f4d\u7f6e\u60c5\u5831\u304c\u3001\u64ae\u5f71\u65e5\u6642\u3068\u4e00\u7dd2\u306b\u5730\u56f3\u3067\u8868\u793a\u3055\u308c\u308b\u306e\u306f\u306a\u304b\u306a\u304b\u9762\u767d\u3044\u3082\u306e\u3067\u3059\u3002\u3067\u3082\u6b63\u76f4\u306a\u3068\u3053\u308d\u3001\u305d\u308c\u3092\u6c17\u306b\u3059\u308b\u4eba\u304c\u3044\u308b\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u4e0e\u3048\u308b\u5f71\u97ff<\/h2>\n\n\n\n<p>\u30a6\u30a7\u30d6\u4e0a\u306b\u306f\u5927\u91cf\u306e\u753b\u50cf\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u51fa\u56de\u3063\u3066\u3044\u307e\u3059\u3002\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u753b\u50cf\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u4e0e\u3048\u308b\u5f71\u97ff\u3092\u8abf\u3079\u305f <a href=\"https:\/\/dexecure.com\/blog\/impact-of-metadata-on-image-performance\/\">Dexecure \u306e\u8abf\u67fb<\/a>\u3067\u660e\u3089\u304b\u306b\u306a\u3063\u305f\u3088\u3046\u306b\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u4e0a\u306e\u753b\u50cf\u306e\u7dcf\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u306e\u3046\u3061\u3001\u5b9f\u306b 16% \u3082\u306e\u30c7\u30fc\u30bf\u304c\u30e1\u30bf\u30c7\u30fc\u30bf\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3068\u3053\u308d\u304c\u554f\u984c\u306f\u3001\u307b\u3068\u3093\u3069\u306e\u4eba\u304c\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u5171\u6709\u3057\u3066\u3044\u308b\u3053\u3068\u306b\u3059\u3089\u6c17\u3065\u3044\u3066\u304a\u3089\u305a\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u5074\u3082\u901a\u5e38\u3001\u305d\u308c\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u77e5\u3089\u306a\u3044\u3068\u3044\u3046\u70b9\u3067\u3059\u3002<\/p>\n\n\n\n<p>Dexecure \u306f\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u4e0a\u306e\u753b\u50cf\u306b\u4e0d\u8981\u306a\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u6b63\u78ba\u306b\u3069\u308c\u3060\u3051\u542b\u307e\u308c\u3066\u3044\u308b\u304b\u3092\u8abf\u3079\u308b\u305f\u3081\u3001<a href=\"https:\/\/httparchive.org\/\">HTTP Archive<\/a> \u306e\u30c7\u30fc\u30bf\u3068 <a href=\"https:\/\/pastebin.com\/rRsgLinx\">BigQuery<\/a> \u306e\u529b\u3092\u501f\u308a\u3066\u3001\u6709\u52b9\u306a JPEG \u753b\u50cf\u306e URL \u306e\u30ea\u30b9\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u30022016\u5e748\u67081\u65e5\u6642\u70b9\u306e\u30a2\u30fc\u30ab\u30a4\u30d6\u3092\u30af\u30ed\u30fc\u30eb\u3057\u305f\u7d50\u679c\u3001\u4e0a\u4f4d50\u4e07\u306e\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u304b\u3089\u3001\u5408\u8a08 195 GB\u3001430\u4e07\u679a\u306e\u753b\u50cf\u304c\u5f97\u3089\u308c\u307e\u3057\u305f\u3002Dexecure \u306f\u3053\u308c\u3089\u306e\u753b\u50cf\u3092\u3059\u3079\u3066\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3001\u4ed8\u968f\u3059\u308b\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u5206\u6790\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u7d50\u679c\u300138.9% \u306e\u753b\u50cf\u306b\u4f55\u3089\u304b\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u305d\u308c\u3089\u306e\u753b\u50cf\u3067\u306f\u7dcf\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u306e 15.8% \u3092\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u5360\u3081\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002Dexecure \u306f\u6b21\u306e\u3088\u3046\u306b\u5f37\u8abf\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><em>\u300c\u3088\u304f\u8003\u3048\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u3089\u306e\u4e0a\u4f4d\u30b5\u30a4\u30c8\u304c\u305d\u308c\u305e\u308c\u4e00\u5ea6\u305a\u3064\u8a2a\u554f\u3055\u308c\u305f\u3060\u3051\u3067\u3082\u3001\u5404\u30b5\u30a4\u30c8\u304c\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u9069\u5207\u306b\u51e6\u7406\u3057\u3066\u3044\u308c\u3070\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u3067 13 GB \u8fd1\u304f\u306e\u30c7\u30fc\u30bf\u3092\u7bc0\u7d04\u3067\u304d\u305f\u306f\u305a\u306a\u306e\u3067\u3059\uff01\u300d<\/em><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"489\" height=\"398\" src=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/jpeg-metadata-size.png\" alt=\"\u30a6\u30a7\u30d6\u4e0a\u306e\u5e73\u5747\u7684\u306a JPEG \u30d5\u30a1\u30a4\u30eb\u306b\u5360\u3081\u308b\u30e1\u30bf\u30c7\u30fc\u30bf\uff0816%\uff09\u3068\u753b\u50cf\u30c7\u30fc\u30bf\uff0884%\uff09\u306e\u5272\u5408\u3092\u793a\u3057\u305f Dexecure \u306e\u5186\u30b0\u30e9\u30d5\" class=\"wp-image-9738542\" srcset=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/jpeg-metadata-size.png 489w, https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/jpeg-metadata-size-240x195.png 240w\" sizes=\"auto, (max-width: 489px) 100vw, 489px\" \/><\/figure>\n\n\n\n<p>\u753b\u50cf\u51fa\u5178\uff1a<a href=\"https:\/\/dexecure.com\/blog\/impact-of-metadata-on-image-performance\/\">Dexecure<\/a><\/p>\n\n\n\n<p>\u3067\u306f\u3001\u3053\u3053\u3067\u8a00\u3046\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3068\u306f\u3001\u3069\u306e\u3088\u3046\u306a\u60c5\u5831\u306a\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u8abf\u67fb\u306b\u3088\u308b\u3068\u3001\u305d\u306e\u5927\u534a\u306f\u3001\u5199\u771f\u306e\u64ae\u5f71\u65e5\u6642\u3084\u30ab\u30e1\u30e9\u306e\u8a2d\u5b9a\u306a\u3069\u3001\u753b\u50cf\u306e\u4f5c\u6210\u306b\u95a2\u3059\u308b\u60c5\u5831\u3067\u3057\u305f\u3002<\/p>\n\n\n\n<p>EXIF \u30c7\u30fc\u30bf\u3068\u3057\u3066\u4fdd\u5b58\u3055\u308c\u3066\u3044\u305f\u5c5e\u6027\u306e\u3046\u3061\u3001\u6700\u3082\u591a\u304b\u3063\u305f50\u9805\u76ee\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"889\" height=\"1024\" src=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/the-usual-suspects.f993ffa0-889x1024-1.png\" alt=\"EXIF \u30c7\u30fc\u30bf\u3068\u3057\u3066\u6700\u3082\u591a\u304f\u4fdd\u5b58\u3055\u308c\u3066\u3044\u305f50\u9805\u76ee\u306e\u5c5e\u6027\" class=\"wp-image-9738548\" srcset=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/the-usual-suspects.f993ffa0-889x1024-1.png 889w, https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/the-usual-suspects.f993ffa0-889x1024-1-169x195.png 169w, https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/the-usual-suspects.f993ffa0-889x1024-1-768x885.png 768w\" sizes=\"auto, (max-width: 889px) 100vw, 889px\" \/><\/figure>\n\n\n\n<p>\u5f53\u7136\u306a\u304c\u3089\u3001\u3053\u308c\u3089\u306e\u60c5\u5831\u306e\u307b\u3068\u3093\u3069\u306f\u30b5\u30a4\u30c8\u306e\u8a2a\u554f\u8005\u306b\u3068\u3063\u3066\u5f79\u306b\u7acb\u305f\u305a\u3001\u305d\u3082\u305d\u3082\u30d6\u30e9\u30a6\u30b6\u304c\u753b\u50cf\u3092\u8868\u793a\u3059\u308b\u306e\u306b\u3082\u5fc5\u8981\u3042\u308a\u307e\u305b\u3093\u3002\u30d5\u30a9\u30c8\u30b0\u30e9\u30d5\u30a1\u30fc\u3067\u3042\u308b\u5834\u5408\u3084\u3001\u8457\u4f5c\u6a29\u306a\u3069\u306e\u7406\u7531\u3067\u60c5\u5831\u3092\u6b8b\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308b\u30e1\u30c7\u30a3\u30a2\u3084\u305d\u306e\u4ed6\u306e\u7d44\u7e54\u3067\u50cd\u3044\u3066\u3044\u308b\u5834\u5408\u3092\u9664\u3051\u3070\u3001\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u6b8b\u3057\u3066\u304a\u304f\u5fc5\u8981\u306f\u307e\u3063\u305f\u304f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u305f\u3081\u3001\u81ea\u5206\u306b\u3082\u30e6\u30fc\u30b6\u30fc\u306b\u3082\u5fc5\u8981\u306a\u3044\u3068\u308f\u304b\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u3067\u304d\u308b\u9650\u308a\u3053\u306e\u60c5\u5831\u3092\u524a\u9664\u3057\u3066\u304a\u304f\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u3081\u3050\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u306e\u61f8\u5ff5<\/h2>\n\n\n\n<p>\u30b5\u30a4\u30c8\u4e0a\u306e\u753b\u50cf\u304c\u5fc5\u8981\u4ee5\u4e0a\u306b\u5927\u304d\u304f\u3001\u30da\u30fc\u30b8\u306e\u8868\u793a\u901f\u5ea6\u3092\u843d\u3068\u3057\u3066\u3044\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u3053\u3068\u3060\u3051\u3092\u6c17\u306b\u3057\u3066\u3044\u308c\u3070\u3088\u3044\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30e1\u30bf\u30c7\u30fc\u30bf\u306b\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u554f\u984c\u3082\u3064\u304d\u307e\u3068\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>2016\u5e74\u3001Apple \u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u58c1\u7d19\u306e1\u679a\u304b\u3089 <a href=\"https:\/\/petapixel.com\/2016\/07\/23\/apple-forgot-scrub-exif-data-os-x-wallpaper\/\">EXIF \u30c7\u30fc\u30bf\u3092\u6d88\u3057\u5fd8\u308c<\/a>\u3001\u64ae\u5f71\u3084\u7de8\u96c6\u306e\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306e Apple \u793e\u54e1\u306e\u30b3\u30e1\u30f3\u30c8\u304c\u6b8b\u3063\u305f\u307e\u307e\u306b\u306a\u3063\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u306e\u30df\u30b9\u3092\u898b\u3064\u3051\u305f\u306e\u306f\u30cb\u30e5\u30fc\u30b8\u30fc\u30e9\u30f3\u30c9\u306e\u30d5\u30a9\u30c8\u30b0\u30e9\u30d5\u30a1\u30fc\u3067\u3001Reddit \u3067\u3053\u306e\u3053\u3068\u3092\u5171\u6709\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>El Capitan \u306b\u306f49\u679a\u306e\u5199\u771f\uff08\u58c1\u7d19\u306e\u9078\u629e\u80a2\u306f\u5168\u90e8\u306751\u7a2e\u985e\uff09\u304c\u3042\u308a\u307e\u3059\u304c\u3001EXIF \u30c7\u30fc\u30bf\u304c\u305d\u306e\u307e\u307e\u6b8b\u3063\u3066\u3044\u305f\u306e\u306f\u4e0b\u306e\u753b\u50cf\u3060\u3051\u3067\u3001\u300c\u5c11\u3057\u5c0f\u3055\u304f\u3066\u6697\u3081\u306e\u661f\u3092\u3044\u304f\u3064\u304b\u6697\u304f\u3057\u3066\u3001\u661f\u7a7a\u306b\u3082\u3046\u5c11\u3057\u30e1\u30ea\u30cf\u30ea\u304c\u51fa\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u300d\u3068\u3044\u3063\u305f\u30b3\u30e1\u30f3\u30c8\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"500\" src=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/yosemite-national-park.jpg\" alt=\"EXIF \u30c7\u30fc\u30bf\u304c\u6b8b\u3063\u3066\u3044\u305f\u3001\u30e8\u30bb\u30df\u30c6\u56fd\u7acb\u516c\u5712\u306e\u661f\u7a7a\u3092\u5199\u3057\u305f El Capitan \u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u58c1\u7d19\" class=\"wp-image-9738554\" srcset=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/yosemite-national-park.jpg 800w, https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/yosemite-national-park-310x195.jpg 310w, https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/yosemite-national-park-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>\u3053\u306e\u30b1\u30fc\u30b9\u306e\u30b3\u30e1\u30f3\u30c8\u306f\u7121\u5bb3\u306a\u3082\u306e\u3067\u3057\u305f\u304c\u3001\u3082\u3057 Apple \u306e\u793e\u54e1\u304c\u4e0d\u9069\u5207\u306a\u767a\u8a00\u3092\u6b8b\u3057\u3066\u3044\u305f\u308a\u3001\u793e\u5916\u79d8\u306e\u60c5\u5831\u307e\u3067\u5171\u6709\u3057\u3066\u3044\u305f\u308a\u3057\u305f\u3089\u3069\u3046\u306a\u3063\u3066\u3044\u305f\u304b\u3001\u60f3\u50cf\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u30e1\u30bf\u30c7\u30fc\u30bf\u306b\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u306e\u60c5\u5831\u3060\u3051\u3067\u306a\u304f\u3001\u305d\u306e\u753b\u50cf\u306e\u30b5\u30e0\u30cd\u30a4\u30eb\u304c\u542b\u307e\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<a href=\"https:\/\/en.wikipedia.org\/wiki\/Catherine_Schwartz\">\u30a2\u30e1\u30ea\u30ab\u306e\u30c6\u30ec\u30d3\u53f8\u4f1a\u8005\u30ad\u30e3\u30b5\u30ea\u30f3\u30fb\u30b7\u30e5\u30ef\u30eb\u30c4\uff08Catherine Schwartz\uff09\u6c0f<\/a>\u306f\u30012003\u5e74\u306e\u6642\u70b9\u3067\u3053\u308c\u3092\u77e5\u3063\u3066\u3044\u308c\u3070\u3068\u601d\u3063\u3066\u3044\u308b\u306b\u9055\u3044\u3042\u308a\u307e\u305b\u3093\u3002\u540c\u6c0f\u304c\u81ea\u5206\u306e\u5199\u771f\u3092\u30c8\u30ea\u30df\u30f3\u30b0\u3057\u3066\u500b\u4eba\u30d6\u30ed\u30b0\u306b\u6295\u7a3f\u3057\u305f\u3068\u3053\u308d\u3001\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u306b\u5143\u306e\u5199\u771f\u306e\u30b5\u30e0\u30cd\u30a4\u30eb\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u3059\u3050\u306b\u767a\u899a\u3057\u3001\u305d\u3053\u306b\u306f\u4e0a\u534a\u8eab\u88f8\u306e\u540c\u6c0f\u304c\u5199\u3063\u3066\u3044\u305f\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3055\u3089\u306b\u3001\u4f4d\u7f6e\u60c5\u5831\u306e\u554f\u984c\u3082\u3042\u308a\u307e\u3059\u3002\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u4eba\u306e\u5c45\u5834\u6240\u306e\u8ffd\u8de1\u306b\u4f7f\u308f\u308c\u305f\u6700\u3082\u6709\u540d\u306a\u4f8b\u306e1\u3064\u304c\u30012012\u5e74\u306b\u30b0\u30a2\u30c6\u30de\u30e9\u3067\u8d77\u304d\u305f\u3001\u6280\u8853\u8005\u30b8\u30e7\u30f3\u30fb\u30de\u30ab\u30d5\u30a3\u30fc\uff08John McAfee\uff09\u6c0f\u306e\u902e\u6355\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u96a3\u4eba\u3092\u6bba\u5bb3\u3057\u305f\u7591\u3044\u3067\u5211\u4e8b\u8a34\u8ffd\u3092\u9003\u308c\u3066\u9003\u4ea1\u3057\u3066\u3044\u305f\u30de\u30ab\u30d5\u30a3\u30fc\u6c0f\u306f\u3001<a href=\"https:\/\/www.vice.com\/en_au\">Vice<\/a> \u306e\u30a4\u30f3\u30bf\u30d3\u30e5\u30fc\u3092\u53d7\u3051\u3001\u305d\u306e\u8a18\u4e8b\u306f\u3001\u9003\u4ea1\u4e2d\u306e\u540c\u6c0f\u306e\u751f\u6d3b\u3092\u8a18\u9332\u3057\u3066\u3044\u308b\u3053\u3068\u3092<a href=\"https:\/\/www.vice.com\/en_us\/article\/yv5kyv\/we-are-with-john-mcafee-right-now-suckers\">\u8a87\u3089\u3057\u3052\u306b\u4f1d\u3048\u3066\u3044\u307e\u3057\u305f<\/a>\u3002\u3057\u304b\u3057 Vice \u304c\u6c17\u3065\u3044\u3066\u3044\u306a\u304b\u3063\u305f\u306e\u306f\u3001\u8a18\u4e8b\u306b\u6dfb\u3048\u305f\u5199\u771f\uff08iPhone \u3067\u64ae\u5f71\u3055\u308c\u305f\u3082\u306e\uff09\u306b\u30b8\u30aa\u30bf\u30b0\u304c\u542b\u307e\u308c\u3066\u3044\u305f\u3053\u3068\u3067\u3059\u3002\u5f53\u5c40\u306f\u3053\u306e\u30b8\u30aa\u30bf\u30b0\u3092\u4f7f\u3063\u3066\u30de\u30ab\u30d5\u30a3\u30fc\u6c0f\u3092\u898b\u3064\u3051\u51fa\u3057\u3001\u902e\u6355\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u30de\u30ab\u30d5\u30a3\u30fc\u6c0f\u306e\u4ef6\u306f\u6975\u7aef\u306a\u4f8b\u3067\u3059\u304c\u3001\u30b8\u30aa\u30bf\u30b0\u306f\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u4e0a\u306e\u660e\u3089\u304b\u306a\u61f8\u5ff5\u6750\u6599\u3067\u3042\u308a\u3001\u3060\u304b\u3089\u3053\u305d\u3001\u305f\u3068\u3048\u3070 Facebook \u306f\u901a\u5e38\u3001\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u305f\u753b\u50cf\u304b\u3089\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>Facebook \u306b\u3088\u308b\u3068\u3001\u300c\u5c45\u5834\u6240\u306a\u3069\u306e\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u306a\u60c5\u5831\u3092\u3046\u3063\u304b\u308a\u5171\u6709\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u300d\u304b\u3089\u4eba\u3005\u3092\u5b88\u308b\u305f\u3081\u3001\u3053\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u305f<strong>\u5199\u771f\u304b\u3089\u306f\u3001GPS \u306e\u4f4d\u7f6e\u60c5\u5831\u306a\u3069\u306e\u30c7\u30fc\u30bf\u304c\u81ea\u52d5\u7684\u306b\u524a\u9664<\/strong>\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3084\u4f1a\u793e\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u304c\u6c17\u306b\u306a\u308b\u5834\u5408\u3084\u3001\u5358\u306b\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u306b\u914d\u616e\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u6cd5\u7684\u8cac\u4efb\u306e\u554f\u984c\u306b\u3064\u306a\u304c\u308a\u304b\u306d\u306a\u3044\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u753b\u50cf\u306b\u542b\u307e\u308c\u3066\u3044\u306a\u3044\u304b\u3001\u5fc5\u305a\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">SEO \u3068\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf<\/h2>\n\n\n\n<p>Google \u306f\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u30e9\u30f3\u30ad\u30f3\u30b0\u8981\u56e0\u3068\u3057\u3066\u4f7f\u3063\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u3072\u3068\u3053\u3068\u3067\u7b54\u3048\u308b\u306a\u3089\uff1a\u00af\\_(\u30c4)_\/\u00af<\/p>\n\n\n\n<p>2014\u5e74\u3001Google \u306e\u691c\u7d22\u54c1\u8cea\u30c1\u30fc\u30e0\u306e\u5143\u8cac\u4efb\u8005\u3067\u3042\u308b\u30de\u30c3\u30c8\u30fb\u30ab\u30c3\u30c4\uff08Matt Cutts\uff09\u6c0f\u306f\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u306b\u3064\u3044\u3066\u8a9e\u308a\u3001\u8981\u3059\u308b\u306b Google \u306f\u300c\u305d\u308c\u3092\u4f7f\u7528\u3059\u308b\u6a29\u5229\u3092\u7559\u4fdd\u3057\u3066\u3044\u308b\u300d\u3068\u8ff0\u3079\u307e\u3057\u305f\u304c\u3001\u3053\u306e\u691c\u7d22\u5927\u624b\u304c\u5b9f\u969b\u306b\u4f7f\u3063\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u306f\u660e\u8a00\u3057\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3053\u3061\u3089\u304c\u305d\u306e\u52d5\u753b\u3067\u3059\u3002<\/p>\n\n\n\n<div style=\"width: 100%; aspect-ratio: 16 \/ 9;\">\n  <iframe \n    src=\"https:\/\/www.youtube.com\/embed\/GMf6FmRus2M?feature=oembed\"\n    title=\"YouTube video player\"\n    frameborder=\"0\"\n    allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\"\n    allowfullscreen\n    referrerpolicy=\"strict-origin-when-cross-origin\"\n    style=\"width: 100%; height: 100%;\">\n  <\/iframe>\n<\/div>\n\n\n\n<p>Google \u306e\u30a6\u30a7\u30d6\u30de\u30b9\u30bf\u30fc\u30c8\u30ec\u30f3\u30c9\u30a2\u30ca\u30ea\u30b9\u30c8\u3067\u3042\u308b\u30b8\u30e7\u30f3\u30fb\u30df\u30e5\u30fc\u30e9\u30fc\uff08John Mueller\uff09\u6c0f\u306f\u3001\u6628\u5e74 Twitter \u3067\u3053\u306e\u70b9\u306b\u3064\u3044\u3066\u8cea\u554f\u3055\u308c\u3001\u6b21\u306e\u3088\u3046\u306b\u7b54\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"575\" height=\"305\" src=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/Capture-decran-2018-07-23-a-21.26.57.png\" alt=\"\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u304c SEO \u306b\u5f71\u97ff\u3059\u308b\u304b\u3068\u3044\u3046\u8cea\u554f\u306b\u300c\u4ee5\u524d\u3068\u5909\u308f\u3089\u306a\u3044\u300d\u3068\u7b54\u3048\u305f\u30b8\u30e7\u30f3\u30fb\u30df\u30e5\u30fc\u30e9\u30fc\u6c0f\u306e\u30c4\u30a4\u30fc\u30c8\" class=\"wp-image-9738561\" srcset=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/Capture-decran-2018-07-23-a-21.26.57.png 575w, https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/Capture-decran-2018-07-23-a-21.26.57-310x164.png 310w\" sizes=\"auto, (max-width: 575px) 100vw, 575px\" \/><\/figure>\n\n\n\n<p>\u3064\u307e\u308a\u3001\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u30e9\u30f3\u30ad\u30f3\u30b0\u8981\u56e0\u304b\u3069\u3046\u304b\u306b\u3064\u3044\u3066\u306f\u3001\u307e\u3060\u7d50\u8ad6\u304c\u51fa\u3066\u3044\u307e\u305b\u3093\u3002\u30ab\u30c3\u30c4\u6c0f\u304c\u52d5\u753b\u3067\u8ff0\u3079\u3066\u3044\u308b\u3088\u3046\u306b\u3001\u753b\u50cf\u306b\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u3042\u308a\u3001\u305d\u306e\u60c5\u5831\u304c\u307b\u304b\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066\u753b\u50cf\u3084\u64ae\u5f71\u3057\u305f\u30ab\u30e1\u30e9\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u77e5\u308b\u624b\u304c\u304b\u308a\u306b\u306a\u308b\u306e\u3067\u3042\u308c\u3070\u3001\u305c\u3072\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u6b8b\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002\u305f\u3060\u3057\u3001\u6b8b\u3057\u305f\u3044\u5834\u5408\u306b\u9650\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u65b9\u6cd5<\/h2>\n\n\n\n<p>\u3044\u308d\u3044\u308d\u306a\u65b9\u6cd5\u3067<strong>\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u524a\u9664<\/strong>\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Mac \u3067\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u65b9\u6cd5<\/h3>\n\n\n\n<p>Mac \u306b\u306f\u753b\u50cf\u304b\u3089\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u7c21\u5358\u306a\u65b9\u6cd5\u304c\u306a\u3044\u305f\u3081\u3001\u30a2\u30d7\u30ea\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u304a\u3059\u3059\u3081\u306f <a href=\"https:\/\/imageoptim.com\/mac\">ImageOptim<\/a> \u3067\u3059\u3002\u4f7f\u3044\u65b9\u306f\u7c21\u5358\u3067\u3001\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u9664\u304d\u305f\u3044\u753b\u50cf\u3092 ImageOptim \u306b\u30c9\u30e9\u30c3\u30b0\u3059\u308b\u3060\u3051\u3067\u51e6\u7406\u304c\u59cb\u307e\u308a\u307e\u3059\u3002\u51e6\u7406\u304c\u7d42\u308f\u3063\u305f\u3089\u3001\u753b\u50cf\u3092\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u306b\u30c9\u30e9\u30c3\u30b0\u3057\u3066\u623b\u3059\u3060\u3051\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"514\" height=\"166\" src=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/ImageOptim-app.png\" alt=\"ImageOptim \u30a2\u30d7\u30ea\u306e\u753b\u9762\" class=\"wp-image-9738567\" srcset=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/ImageOptim-app.png 514w, https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/ImageOptim-app-310x100.png 310w\" sizes=\"auto, (max-width: 514px) 100vw, 514px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Windows \u3067\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u65b9\u6cd5<\/h3>\n\n\n\n<p>Windows \u306e\u30a8\u30af\u30b9\u30d7\u30ed\u30fc\u30e9\u30fc\u3092\u4f7f\u3048\u3070\u30011\u679a\u306e\u5199\u771f\u304b\u3089\u3067\u3082\u3001\u8907\u6570\u306e\u5199\u771f\u304b\u3089\u307e\u3068\u3081\u3066\u3067\u3082\u3001\u7c21\u5358\u306b <strong>EXIF \u60c5\u5831\u3092\u524a\u9664<\/strong>\u3067\u304d\u307e\u3059\u3002\u6b21\u306e\u624b\u9806\u306b\u5f93\u3046\u3060\u3051\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3057\u305f\u3044\u30d5\u30a1\u30a4\u30eb\u3092\u3059\u3079\u3066\u9078\u629e\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u9078\u629e\u3057\u305f\u7bc4\u56f2\u5185\u306e\u3069\u3053\u304b\u3092\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3001\u300c\u30d7\u30ed\u30d1\u30c6\u30a3\u300d\u3092\u9078\u3073\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u300c\u8a73\u7d30\u300d\u30bf\u30d6\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u300c\u8a73\u7d30\u300d\u30bf\u30d6\u306e\u4e0b\u90e8\u306b\u3001\u300c\u30d7\u30ed\u30d1\u30c6\u30a3\u3084\u500b\u4eba\u60c5\u5831\u3092\u524a\u9664\u300d\u3068\u3044\u3046\u30ea\u30f3\u30af\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30ea\u30f3\u30af\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u3053\u306e\u60c5\u5831\u3092\u524a\u9664\u3057\u305f\u5199\u771f\u306e\u30b3\u30d4\u30fc\u3092\u4f5c\u6210\u3059\u308b\u304b\u3001\u5143\u306e\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u60c5\u5831\u3092\u524a\u9664\u3059\u308b\u304b\u3092 Windows \u304c\u5c0b\u306d\u3066\u304d\u307e\u3059\u3002\u5e0c\u671b\u3059\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u9078\u3073\u3001\u300cOK\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/li>\n\n\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Photoshop \u3067\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u65b9\u6cd5<\/h3>\n\n\n\n<p>Photoshop \u3067\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u306b\u306f\u3001\u300cWeb \u7528\u306b\u4fdd\u5b58\u300d\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u4f7f\u3044\u3001\u300c\u30e1\u30bf\u30c7\u30fc\u30bf\u300d\u306e\u6a2a\u306b\u3042\u308b\u30c9\u30ed\u30c3\u30d7\u30c0\u30a6\u30f3\u3067\u300c\u306a\u3057\u300d\u3092\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"585\" src=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/photoshop-removing-image-metadata.jpg\" alt=\"Photoshop \u306e\u300cWeb \u7528\u306b\u4fdd\u5b58\u300d\u3067\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u300c\u306a\u3057\u300d\u306b\u8a2d\u5b9a\u3057\u305f\u753b\u9762\" class=\"wp-image-9738573\" srcset=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/photoshop-removing-image-metadata.jpg 800w, https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/photoshop-removing-image-metadata-267x195.jpg 267w, https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/photoshop-removing-image-metadata-768x562.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u5727\u7e2e\u30d7\u30e9\u30b0\u30a4\u30f3\u3067\u753b\u50cf\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u65b9\u6cd5<\/h3>\n\n\n\n<p>WordPress \u7528\u306e\u753b\u50cf\u5727\u7e2e\u30d7\u30e9\u30b0\u30a4\u30f3\u306f\u3001\u4e0d\u8981\u306a\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308b\u3053\u3068\u3067\u3001\u753b\u50cf\u306e\u30b5\u30a4\u30ba\u3092\u5c0f\u3055\u304f\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u305f\u3068\u3048\u3070 <a href=\"https:\/\/imagify.io\/\">Imagify<\/a> \u306f\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067 EXIF \u30c7\u30fc\u30bf\u3092\u524a\u9664\u3057\u307e\u3059\u304c\u3001\u5e0c\u671b\u3059\u308c\u3070 EXIF \u30c7\u30fc\u30bf\u3092\u6b8b\u3059\u30aa\u30d7\u30b7\u30e7\u30f3\u3082\u9078\u3079\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"742\" src=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/imagify-options.jpg\" alt=\"\u30c1\u30a7\u30c3\u30af\u3092\u5165\u308c\u308b\u3068 EXIF \u30c7\u30fc\u30bf\u3092\u3059\u3079\u3066\u6b8b\u305b\u308b\u3001Imagify \u306e\u8a2d\u5b9a\u753b\u9762\u306e\u300cEXIF Data\u300d\u30aa\u30d7\u30b7\u30e7\u30f3\" class=\"wp-image-9738579\" srcset=\"https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/imagify-options.jpg 709w, https:\/\/wp-rocket.me\/wp-content\/uploads\/2026\/10\/imagify-options-186x195.jpg 186w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>EXIF \u3068\u306f<\/strong>\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p>EXIF \u3068\u306f\u3001\u30ab\u30e1\u30e9\u3084\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u306a\u3069\u3001\u753b\u50cf\u3092\u64ae\u5f71\u3057\u305f\u30c7\u30d0\u30a4\u30b9\u304c\u81ea\u52d5\u7684\u306b\u751f\u6210\u3057\u3066\u753b\u50cf\u306b\u57cb\u3081\u8fbc\u3080\u30e1\u30bf\u30c7\u30fc\u30bf\u306e\u3053\u3068\u3067\u3059\u3002\u64ae\u5f71\u65e5\u6642\u3084\u30ab\u30e1\u30e9\u306e\u8a2d\u5b9a\uff08\u30e1\u30fc\u30ab\u30fc\u3068\u30e2\u30c7\u30eb\u3001\u753b\u50cf\u306e\u5411\u304d\u3001\u7d5e\u308a\u3001\u30b7\u30e3\u30c3\u30bf\u30fc\u30b9\u30d4\u30fc\u30c9\u3001\u7126\u70b9\u8ddd\u96e2\u3001ISO \u611f\u5ea6\u306a\u3069\uff09\u304c\u542b\u307e\u308c\u3001EXIF \u5f62\u5f0f\u3060\u3051\u3067\u3082\u30e1\u30bf\u30c7\u30fc\u30bf\u30bf\u30b0\u306f 460 \u3092\u8d85\u3048\u307e\u3059\u3002GPS \u5ea7\u6a19\u30c7\u30fc\u30bf\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001Pic2Map.com \u306e\u3088\u3046\u306a\u30c4\u30fc\u30eb\u3067\u5199\u771f\u306e\u64ae\u5f71\u5834\u6240\u3092\u5730\u56f3\u306b\u8868\u793a\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u753b\u50cf\u306e <strong>EXIF \u60c5\u5831\u3092\u78ba\u8a8d<\/strong>\u3059\u308b\u65b9\u6cd5\u306f\uff1f<\/h3>\n\n\n\n<p>\u753b\u50cf\u306e EXIF \u60c5\u5831\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u3001OS X \u306e\u300c\u60c5\u5831\u3092\u898b\u308b\u300d\u3084\u300c\u30d7\u30ec\u30d3\u30e5\u30fc\u300d\u306e\u30a4\u30f3\u30b9\u30da\u30af\u30bf\u3001\u307e\u305f\u306f Get-Metadata.com \u306a\u3069\u306e\u7121\u6599\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u3092\u4f7f\u3044\u307e\u3059\u3002OS X \u3067\u306f\u3001\u753b\u50cf\u3092\u53f3\u30af\u30ea\u30c3\u30af\u3057\u3066\u300c\u60c5\u5831\u3092\u898b\u308b\u300d\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u304b\u3001\u300c\u30d7\u30ec\u30d3\u30e5\u30fc\u300d\u3067\u753b\u50cf\u3092\u958b\u3044\u3066\u300c\u30c4\u30fc\u30eb\u300d&gt;\u300c\u30a4\u30f3\u30b9\u30da\u30af\u30bf\u3092\u8868\u793a\u300d\u3092\u9078\u3076\u3068\u3001\u4f5c\u6210\u65e5\u3001\u30ab\u30e1\u30e9\u306e\u30e1\u30fc\u30ab\u30fc\u3068\u30e2\u30c7\u30eb\u3001\u30ab\u30e9\u30fc\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3001\u9732\u51fa\u306a\u3069\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002Windows \u3092\u4f7f\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u7121\u6599\u306e EXIF \u30c7\u30fc\u30bf\u30d3\u30e5\u30fc\u30a2\u30fc\u306e Get-Metadata.com \u3084\u3001GPS \u5ea7\u6a19\u30c7\u30fc\u30bf\u304b\u3089\u64ae\u5f71\u5834\u6240\u3092\u5730\u56f3\u306b\u8868\u793a\u3059\u308b Pic2Map.com \u304c\u4f7f\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5199\u771f\u306e\u4f4d\u7f6e\u60c5\u5831\u3092\u524a\u9664\u3059\u308b\u306b\u306f\uff1f<\/h3>\n\n\n\n<p>\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u9664\u304f\u30c4\u30fc\u30eb\u3067\u5199\u771f\u304b\u3089 EXIF \u30c7\u30fc\u30bf\u3092\u524a\u9664\u3059\u308c\u3070\u3001<strong>\u5199\u771f\u306e\u4f4d\u7f6e\u60c5\u5831\u3092\u524a\u9664<\/strong>\u3067\u304d\u307e\u3059\u3002Mac \u3067\u306f ImageOptim \u306e\u3088\u3046\u306a\u30a2\u30d7\u30ea\u3092\u4f7f\u3044\u3001Windows \u3067\u306f\u30a8\u30af\u30b9\u30d7\u30ed\u30fc\u30e9\u30fc\u3067\u30d5\u30a1\u30a4\u30eb\u306e\u300c\u30d7\u30ed\u30d1\u30c6\u30a3\u300d\u3092\u958b\u3044\u3066\u300c\u8a73\u7d30\u300d\u30bf\u30d6\u306e\u300c\u30d7\u30ed\u30d1\u30c6\u30a3\u3084\u500b\u4eba\u60c5\u5831\u3092\u524a\u9664\u300d\u3092\u4f7f\u3044\u307e\u3059\u3002Photoshop \u3067\u306f\u300cWeb 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