{"id":24900,"date":"2026-06-23T12:15:00","date_gmt":"2026-06-23T03:15:00","guid":{"rendered":"https:\/\/nikkoudou-kottou.com\/blog\/?p=24900"},"modified":"2026-06-16T13:27:55","modified_gmt":"2026-06-16T04:27:55","slug":"%e3%82%b8%e3%83%a5%e3%82%a8%e3%83%aa%e3%83%bc%e3%81%a7%e3%82%88%e3%81%8f%e8%a6%8b%e3%82%89%e3%82%8c%e3%82%8b%e3%80%8ck18%e3%80%8d%e3%81%a8%e3%81%af%ef%bc%9f%e5%9f%ba%e6%9c%ac%e7%9a%84%e3%81%aa","status":"publish","type":"post","link":"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900","title":{"rendered":"\u30b8\u30e5\u30a8\u30ea\u30fc\u3067\u3088\u304f\u898b\u3089\u308c\u308b\u300cK18\u300d\u3068\u306f\uff1f\u57fa\u672c\u7684\u306a\u60c5\u5831\u304b\u308918K\u3068\u306e\u9055\u3044\u307e\u3067\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<p>\u30b8\u30e5\u30a8\u30ea\u30fc\u306e\u523b\u5370\u3068\u3057\u3066\u3088\u304f\u76ee\u306b\u3059\u308b\u300cK18\u300d\u3067\u3059\u304c\u3001\u305d\u306e\u672c\u6765\u306e\u610f\u5473\u3084\u300c18K\u300d\u3068\u306e\u9055\u3044\u306b\u3064\u3044\u3066\u7591\u554f\u3092\u6301\u3064\u65b9\u3082\u591a\u3044\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002K18\u306f\u7d14\u91d1\u304c\u7d0475\uff05\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u5b9f\u7528\u6027\u3068\u7f8e\u3057\u3055\u3092\u517c\u306d\u5099\u3048\u305f\u30b8\u30e5\u30a8\u30ea\u30fc\u306b\u6700\u9069\u306a\u7d20\u6750\u3068\u3057\u3066\u5e83\u304f\u89aa\u3057\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001K18\u306e\u57fa\u672c\u7684\u306a\u7279\u5fb4\u3092\u306f\u3058\u3081\u3001K24\u3084K14\u306a\u3069\u4ed6\u306e\u7d14\u5ea6\u3068\u306e\u9055\u3044\u3092\u8a73\u3057\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002\u307e\u305f\u3001<span class=\"marker bold\">\u6d77\u5916\u88fd\u54c1\u306b\u591a\u3044\u300c18K\u300d\u3068\u306e\u898b\u5206\u3051\u65b9<\/span>\u3084\u3001\u304a\u624b\u5143\u306e\u30b8\u30e5\u30a8\u30ea\u30fc\u3092<span class=\"marker bold\">\u9ad8\u304f\u58f2\u5374\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a3\u3064\u306e\u30dd\u30a4\u30f3\u30c8<\/span>\u306b\u3064\u3044\u3066\u3082\u308f\u304b\u308a\u3084\u3059\u304f\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n<p>\u91d1\u88fd\u54c1\u306f\u7d14\u5ea6\u3084\u76f8\u5834\u306b\u3088\u3063\u3066\u8cb7\u53d6\u4fa1\u683c\u304c\u5927\u304d\u304f\u5909\u52d5\u3057\u307e\u3059\u3002\u3054\u81ea\u5b85\u306b\u7720\u3063\u3066\u3044\u308bK18\u30b8\u30e5\u30a8\u30ea\u30fc\u306e\u4fa1\u5024\u3092\u77e5\u308a\u305f\u3044\u65b9\u3084\u3001\u58f2\u5374\u3092\u3054\u691c\u8a0e\u4e2d\u306e\u65b9\u306f\u3001\u91d1\u30fb\u8cb4\u91d1\u5c5e\u306e\u8cb7\u53d6\u5b9f\u7e3e\u304c\u8c4a\u5bcc\u306a\u65e5\u6643\u5802\u3078\u305c\u3072\u3054\u76f8\u8ac7\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"author":14,"featured_media":27260,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[16],"tags":[1382,1384,1351],"class_list":["post-24900","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kottou","tag-k18","tag-18k","tag-1351"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u30b8\u30e5\u30a8\u30ea\u30fc\u3067\u3088\u304f\u898b\u3089\u308c\u308b\u300cK18\u300d\u3068\u306f\uff1f\u57fa\u672c\u7684\u306a\u60c5\u5831\u304b\u308918K\u3068\u306e\u9055\u3044\u307e\u3067\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac | \u9aa8\u8463\u54c1\u306b\u95a2\u3059\u308b\u30b3\u30e9\u30e0\u3010\u9aa8\u8463\u30fb\u53e4\u7f8e\u8853-\u65e5\u6643\u5802\u3011<\/title>\n<meta name=\"description\" content=\"K18\u30b8\u30e5\u30a8\u30ea\u30fc\u306e\u4fa1\u5024\u308418K\u3068\u306e\u9055\u3044\u3068\u306f\uff1f\u7d14\u5ea6\u5225\u306e\u7279\u5fb4\u3084\u9ad8\u304f\u58f2\u308b\u30b3\u30c4\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u91d1\u88fd\u54c1\u306e\u58f2\u5374\u3092\u304a\u8003\u3048\u306a\u3089\u3001\u7121\u6599\u67fb\u5b9a\u306e\u65e5\u6643\u5802\u3078\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u30b8\u30e5\u30a8\u30ea\u30fc\u3067\u3088\u304f\u898b\u3089\u308c\u308b\u300cK18\u300d\u3068\u306f\uff1f\u57fa\u672c\u7684\u306a\u60c5\u5831\u304b\u308918K\u3068\u306e\u9055\u3044\u307e\u3067\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac | \u9aa8\u8463\u54c1\u306b\u95a2\u3059\u308b\u30b3\u30e9\u30e0\u3010\u9aa8\u8463\u30fb\u53e4\u7f8e\u8853-\u65e5\u6643\u5802\u3011\" \/>\n<meta property=\"og:description\" content=\"K18\u30b8\u30e5\u30a8\u30ea\u30fc\u306e\u4fa1\u5024\u308418K\u3068\u306e\u9055\u3044\u3068\u306f\uff1f\u7d14\u5ea6\u5225\u306e\u7279\u5fb4\u3084\u9ad8\u304f\u58f2\u308b\u30b3\u30c4\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u91d1\u88fd\u54c1\u306e\u58f2\u5374\u3092\u304a\u8003\u3048\u306a\u3089\u3001\u7121\u6599\u67fb\u5b9a\u306e\u65e5\u6643\u5802\u3078\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900\" \/>\n<meta property=\"og:site_name\" content=\"\u9aa8\u8463\u54c1\u306b\u95a2\u3059\u308b\u30b3\u30e9\u30e0\u3010\u9aa8\u8463\u30fb\u53e4\u7f8e\u8853-\u65e5\u6643\u5802\u3011\" \/>\n<meta property=\"article:published_time\" content=\"2026-06-23T03:15:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/nikkoudou-kottou.com\/blog\/wp-content\/uploads\/2026\/06\/k18-gold-jewelry-eyecatch.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1280\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"guest_MsN7LJwp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u57f7\u7b46\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"guest_MsN7LJwp\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593\" \/>\n\t<meta name=\"twitter:data2\" content=\"7\u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900#article\",\"isPartOf\":{\"@id\":\"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900\"},\"author\":{\"name\":\"guest_MsN7LJwp\",\"@id\":\"https:\/\/nikkoudou-kottou.com\/blog\/#\/schema\/person\/0a0b146b1692f878ef7a18f94327cbd9\"},\"headline\":\"\u30b8\u30e5\u30a8\u30ea\u30fc\u3067\u3088\u304f\u898b\u3089\u308c\u308b\u300cK18\u300d\u3068\u306f\uff1f\u57fa\u672c\u7684\u306a\u60c5\u5831\u304b\u308918K\u3068\u306e\u9055\u3044\u307e\u3067\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\",\"datePublished\":\"2026-06-23T03:15:00+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900\"},\"wordCount\":42,\"image\":{\"@id\":\"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900#primaryimage\"},\"thumbnailUrl\":\"https:\/\/nikkoudou-kottou.com\/blog\/wp-content\/uploads\/2026\/06\/k18-gold-jewelry-eyecatch.jpg\",\"keywords\":[\"K18\",\"18K\",\"\u8cb4\u91d1\u5c5e\"],\"articleSection\":[\"\u9aa8\u8463\u54c1\u8cb7\u53d6\"],\"inLanguage\":\"ja\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900\",\"url\":\"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900\",\"name\":\"\u30b8\u30e5\u30a8\u30ea\u30fc\u3067\u3088\u304f\u898b\u3089\u308c\u308b\u300cK18\u300d\u3068\u306f\uff1f\u57fa\u672c\u7684\u306a\u60c5\u5831\u304b\u308918K\u3068\u306e\u9055\u3044\u307e\u3067\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac | \u9aa8\u8463\u54c1\u306b\u95a2\u3059\u308b\u30b3\u30e9\u30e0\u3010\u9aa8\u8463\u30fb\u53e4\u7f8e\u8853-\u65e5\u6643\u5802\u3011\",\"isPartOf\":{\"@id\":\"https:\/\/nikkoudou-kottou.com\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900#primaryimage\"},\"image\":{\"@id\":\"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900#primaryimage\"},\"thumbnailUrl\":\"https:\/\/nikkoudou-kottou.com\/blog\/wp-content\/uploads\/2026\/06\/k18-gold-jewelry-eyecatch.jpg\",\"datePublished\":\"2026-06-23T03:15:00+00:00\",\"author\":{\"@id\":\"https:\/\/nikkoudou-kottou.com\/blog\/#\/schema\/person\/0a0b146b1692f878ef7a18f94327cbd9\"},\"description\":\"K18\u30b8\u30e5\u30a8\u30ea\u30fc\u306e\u4fa1\u5024\u308418K\u3068\u306e\u9055\u3044\u3068\u306f\uff1f\u7d14\u5ea6\u5225\u306e\u7279\u5fb4\u3084\u9ad8\u304f\u58f2\u308b\u30b3\u30c4\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u91d1\u88fd\u54c1\u306e\u58f2\u5374\u3092\u304a\u8003\u3048\u306a\u3089\u3001\u7121\u6599\u67fb\u5b9a\u306e\u65e5\u6643\u5802\u3078\u3002\",\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900#primaryimage\",\"url\":\"https:\/\/nikkoudou-kottou.com\/blog\/wp-content\/uploads\/2026\/06\/k18-gold-jewelry-eyecatch.jpg\",\"contentUrl\":\"https:\/\/nikkoudou-kottou.com\/blog\/wp-content\/uploads\/2026\/06\/k18-gold-jewelry-eyecatch.jpg\",\"width\":1920,\"height\":1280,\"caption\":\"K18\uff0818\u91d1\uff09\u306e\u30ea\u30f3\u30b0\u3084\u30cd\u30c3\u30af\u30ec\u30b9\u306a\u3069\u7f8e\u3057\u3044\u30b4\u30fc\u30eb\u30c9\u30b8\u30e5\u30a8\u30ea\u30fc\"},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/nikkoudou-kottou.com\/blog\/#website\",\"url\":\"https:\/\/nikkoudou-kottou.com\/blog\/\",\"name\":\"\u9aa8\u8463\u54c1\u306b\u95a2\u3059\u308b\u30b3\u30e9\u30e0\u3010\u9aa8\u8463\u30fb\u53e4\u7f8e\u8853-\u65e5\u6643\u5802\u3011\",\"description\":\"\u8336\u9053\u5177\u3001\u639b\u8ef8\u3001\u5200\u5263\u3001\u7d75\u753b\u306a\u3069\u9aa8\u8463\u54c1\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u3054\u7d39\u4ecb\u3044\u305f\u3057\u307e\u3059\u3002\u9aa8\u8463\u54c1\u8cb7\u53d6\u306e\u30d7\u30ed\u3060\u304b\u3089\u3053\u305d\u77e5\u3063\u3066\u3044\u308b\u60c5\u5831\u306a\u3069\u3082\u3054\u7d39\u4ecb\u3044\u305f\u3057\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/nikkoudou-kottou.com\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ja\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/nikkoudou-kottou.com\/blog\/#\/schema\/person\/0a0b146b1692f878ef7a18f94327cbd9\",\"name\":\"guest_MsN7LJwp\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/nikkoudou-kottou.com\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/1ce8e4aa6258d94a73c893f7d97dabcfc42e406f7ca42b0695fc0b99174bfed8?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/1ce8e4aa6258d94a73c893f7d97dabcfc42e406f7ca42b0695fc0b99174bfed8?s=96&d=mm&r=g\",\"caption\":\"guest_MsN7LJwp\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u30b8\u30e5\u30a8\u30ea\u30fc\u3067\u3088\u304f\u898b\u3089\u308c\u308b\u300cK18\u300d\u3068\u306f\uff1f\u57fa\u672c\u7684\u306a\u60c5\u5831\u304b\u308918K\u3068\u306e\u9055\u3044\u307e\u3067\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac | \u9aa8\u8463\u54c1\u306b\u95a2\u3059\u308b\u30b3\u30e9\u30e0\u3010\u9aa8\u8463\u30fb\u53e4\u7f8e\u8853-\u65e5\u6643\u5802\u3011","description":"K18\u30b8\u30e5\u30a8\u30ea\u30fc\u306e\u4fa1\u5024\u308418K\u3068\u306e\u9055\u3044\u3068\u306f\uff1f\u7d14\u5ea6\u5225\u306e\u7279\u5fb4\u3084\u9ad8\u304f\u58f2\u308b\u30b3\u30c4\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u91d1\u88fd\u54c1\u306e\u58f2\u5374\u3092\u304a\u8003\u3048\u306a\u3089\u3001\u7121\u6599\u67fb\u5b9a\u306e\u65e5\u6643\u5802\u3078\u3002","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900","og_locale":"ja_JP","og_type":"article","og_title":"\u30b8\u30e5\u30a8\u30ea\u30fc\u3067\u3088\u304f\u898b\u3089\u308c\u308b\u300cK18\u300d\u3068\u306f\uff1f\u57fa\u672c\u7684\u306a\u60c5\u5831\u304b\u308918K\u3068\u306e\u9055\u3044\u307e\u3067\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac | \u9aa8\u8463\u54c1\u306b\u95a2\u3059\u308b\u30b3\u30e9\u30e0\u3010\u9aa8\u8463\u30fb\u53e4\u7f8e\u8853-\u65e5\u6643\u5802\u3011","og_description":"K18\u30b8\u30e5\u30a8\u30ea\u30fc\u306e\u4fa1\u5024\u308418K\u3068\u306e\u9055\u3044\u3068\u306f\uff1f\u7d14\u5ea6\u5225\u306e\u7279\u5fb4\u3084\u9ad8\u304f\u58f2\u308b\u30b3\u30c4\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u91d1\u88fd\u54c1\u306e\u58f2\u5374\u3092\u304a\u8003\u3048\u306a\u3089\u3001\u7121\u6599\u67fb\u5b9a\u306e\u65e5\u6643\u5802\u3078\u3002","og_url":"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900","og_site_name":"\u9aa8\u8463\u54c1\u306b\u95a2\u3059\u308b\u30b3\u30e9\u30e0\u3010\u9aa8\u8463\u30fb\u53e4\u7f8e\u8853-\u65e5\u6643\u5802\u3011","article_published_time":"2026-06-23T03:15:00+00:00","og_image":[{"width":1920,"height":1280,"url":"https:\/\/nikkoudou-kottou.com\/blog\/wp-content\/uploads\/2026\/06\/k18-gold-jewelry-eyecatch.jpg","type":"image\/jpeg"}],"author":"guest_MsN7LJwp","twitter_card":"summary_large_image","twitter_misc":{"\u57f7\u7b46\u8005":"guest_MsN7LJwp","\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593":"7\u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900#article","isPartOf":{"@id":"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900"},"author":{"name":"guest_MsN7LJwp","@id":"https:\/\/nikkoudou-kottou.com\/blog\/#\/schema\/person\/0a0b146b1692f878ef7a18f94327cbd9"},"headline":"\u30b8\u30e5\u30a8\u30ea\u30fc\u3067\u3088\u304f\u898b\u3089\u308c\u308b\u300cK18\u300d\u3068\u306f\uff1f\u57fa\u672c\u7684\u306a\u60c5\u5831\u304b\u308918K\u3068\u306e\u9055\u3044\u307e\u3067\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac","datePublished":"2026-06-23T03:15:00+00:00","mainEntityOfPage":{"@id":"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900"},"wordCount":42,"image":{"@id":"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900#primaryimage"},"thumbnailUrl":"https:\/\/nikkoudou-kottou.com\/blog\/wp-content\/uploads\/2026\/06\/k18-gold-jewelry-eyecatch.jpg","keywords":["K18","18K","\u8cb4\u91d1\u5c5e"],"articleSection":["\u9aa8\u8463\u54c1\u8cb7\u53d6"],"inLanguage":"ja"},{"@type":"WebPage","@id":"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900","url":"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900","name":"\u30b8\u30e5\u30a8\u30ea\u30fc\u3067\u3088\u304f\u898b\u3089\u308c\u308b\u300cK18\u300d\u3068\u306f\uff1f\u57fa\u672c\u7684\u306a\u60c5\u5831\u304b\u308918K\u3068\u306e\u9055\u3044\u307e\u3067\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac | \u9aa8\u8463\u54c1\u306b\u95a2\u3059\u308b\u30b3\u30e9\u30e0\u3010\u9aa8\u8463\u30fb\u53e4\u7f8e\u8853-\u65e5\u6643\u5802\u3011","isPartOf":{"@id":"https:\/\/nikkoudou-kottou.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900#primaryimage"},"image":{"@id":"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900#primaryimage"},"thumbnailUrl":"https:\/\/nikkoudou-kottou.com\/blog\/wp-content\/uploads\/2026\/06\/k18-gold-jewelry-eyecatch.jpg","datePublished":"2026-06-23T03:15:00+00:00","author":{"@id":"https:\/\/nikkoudou-kottou.com\/blog\/#\/schema\/person\/0a0b146b1692f878ef7a18f94327cbd9"},"description":"K18\u30b8\u30e5\u30a8\u30ea\u30fc\u306e\u4fa1\u5024\u308418K\u3068\u306e\u9055\u3044\u3068\u306f\uff1f\u7d14\u5ea6\u5225\u306e\u7279\u5fb4\u3084\u9ad8\u304f\u58f2\u308b\u30b3\u30c4\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u91d1\u88fd\u54c1\u306e\u58f2\u5374\u3092\u304a\u8003\u3048\u306a\u3089\u3001\u7121\u6599\u67fb\u5b9a\u306e\u65e5\u6643\u5802\u3078\u3002","inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900"]}]},{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/nikkoudou-kottou.com\/blog\/kottou\/24900#primaryimage","url":"https:\/\/nikkoudou-kottou.com\/blog\/wp-content\/uploads\/2026\/06\/k18-gold-jewelry-eyecatch.jpg","contentUrl":"https:\/\/nikkoudou-kottou.com\/blog\/wp-content\/uploads\/2026\/06\/k18-gold-jewelry-eyecatch.jpg","width":1920,"height":1280,"caption":"K18\uff0818\u91d1\uff09\u306e\u30ea\u30f3\u30b0\u3084\u30cd\u30c3\u30af\u30ec\u30b9\u306a\u3069\u7f8e\u3057\u3044\u30b4\u30fc\u30eb\u30c9\u30b8\u30e5\u30a8\u30ea\u30fc"},{"@type":"WebSite","@id":"https:\/\/nikkoudou-kottou.com\/blog\/#website","url":"https:\/\/nikkoudou-kottou.com\/blog\/","name":"\u9aa8\u8463\u54c1\u306b\u95a2\u3059\u308b\u30b3\u30e9\u30e0\u3010\u9aa8\u8463\u30fb\u53e4\u7f8e\u8853-\u65e5\u6643\u5802\u3011","description":"\u8336\u9053\u5177\u3001\u639b\u8ef8\u3001\u5200\u5263\u3001\u7d75\u753b\u306a\u3069\u9aa8\u8463\u54c1\u306b\u95a2\u3059\u308b\u60c5\u5831\u3092\u3054\u7d39\u4ecb\u3044\u305f\u3057\u307e\u3059\u3002\u9aa8\u8463\u54c1\u8cb7\u53d6\u306e\u30d7\u30ed\u3060\u304b\u3089\u3053\u305d\u77e5\u3063\u3066\u3044\u308b\u60c5\u5831\u306a\u3069\u3082\u3054\u7d39\u4ecb\u3044\u305f\u3057\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/nikkoudou-kottou.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ja"},{"@type":"Person","@id":"https:\/\/nikkoudou-kottou.com\/blog\/#\/schema\/person\/0a0b146b1692f878ef7a18f94327cbd9","name":"guest_MsN7LJwp","image":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/nikkoudou-kottou.com\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/1ce8e4aa6258d94a73c893f7d97dabcfc42e406f7ca42b0695fc0b99174bfed8?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/1ce8e4aa6258d94a73c893f7d97dabcfc42e406f7ca42b0695fc0b99174bfed8?s=96&d=mm&r=g","caption":"guest_MsN7LJwp"}}]}},"_links":{"self":[{"href":"https:\/\/nikkoudou-kottou.com\/blog\/wp-json\/wp\/v2\/posts\/24900","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nikkoudou-kottou.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nikkoudou-kottou.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nikkoudou-kottou.com\/blog\/wp-json\/wp\/v2\/users\/14"}],"replies":[{"embeddable":true,"href":"https:\/\/nikkoudou-kottou.com\/blog\/wp-json\/wp\/v2\/comments?post=24900"}],"version-history":[{"count":14,"href":"https:\/\/nikkoudou-kottou.com\/blog\/wp-json\/wp\/v2\/posts\/24900\/revisions"}],"predecessor-version":[{"id":27278,"href":"https:\/\/nikkoudou-kottou.com\/blog\/wp-json\/wp\/v2\/posts\/24900\/revisions\/27278"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nikkoudou-kottou.com\/blog\/wp-json\/wp\/v2\/media\/27260"}],"wp:attachment":[{"href":"https:\/\/nikkoudou-kottou.com\/blog\/wp-json\/wp\/v2\/media?parent=24900"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nikkoudou-kottou.com\/blog\/wp-json\/wp\/v2\/categories?post=24900"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nikkoudou-kottou.com\/blog\/wp-json\/wp\/v2\/tags?post=24900"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}