{"id":68243,"date":"2026-09-21T12:45:35","date_gmt":"2026-09-21T03:45:35","guid":{"rendered":"https:\/\/www.grandg.com\/ggblog\/?page_id=68243"},"modified":"2026-09-21T14:54:31","modified_gmt":"2026-09-21T05:54:31","slug":"chair","status":"publish","type":"page","link":"https:\/\/www.grandg.com\/ggblog\/ggpianokaitori\/pianoguide\/chair\/","title":{"rendered":"\u6905\u5b50\u306e\u5f15\u53d6\u306f\u3067\u304d\u308b\uff1f"},"content":{"rendered":"<!-- \u25bc \u30d4\u30a2\u30ce\u6905\u5b50\u5f15\u53d6\u6ce8\u610f\u4e8b\u9805 \u30bb\u30af\u30b7\u30e7\u30f3 \u25bc -->\r\n<style>\r\n\/* \u25bc \u30c6\u30fc\u30de\u81ea\u52d5\u51fa\u529b\u306e\u4e00\u756a\u4e0a\u306e\u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u3092\u5f37\u5236\u975e\u8868\u793a\u306b\u3059\u308b\uff08\u5f37\u529b\u7248\uff09 \u25bc *\/\r\n.wp-block-post-featured-image,\r\n.page-header,\r\n.c-pageTitle__bg,\r\n.post-thumbnail,\r\n.entry-thumbnail,\r\n.eye-catch,\r\n.eyecatch,\r\n.single-eyecatch,\r\n.article-eyecatch,\r\n.featured-image,\r\n.featured-media,\r\n.c-postThumb,\r\n.c-entry__figure,\r\n.p-entry__thumbnail,\r\n.entry-header img,\r\n.post-header img,\r\n.page-title-thumbnail {\r\n  display: none !important;\r\n}\r\n\r\n\/* \u5171\u901a\u30b3\u30f3\u30c6\u30ca\u8a2d\u5b9a *\/\r\n.article-header-container {\r\n  max-width: 1080px;\r\n  margin: 0 auto 30px;\r\n  font-family: \"Hiragino Kaku Gothic ProN\", \"Yu Gothic\", \"Meiryo\", sans-serif;\r\n  color: #333;\r\n  box-sizing: border-box;\r\n}\r\n.article-header-container *,\r\n.article-header-container *::before,\r\n.article-header-container *::after {\r\n  box-sizing: border-box;\r\n}\r\n\r\n\/* \u4e0a\u90e82\u30ab\u30e9\u30e0\u30ec\u30a4\u30a2\u30a6\u30c8 *\/\r\n.top-hero-grid {\r\n  display: flex;\r\n  gap: 24px;\r\n  align-items: stretch;\r\n  margin-bottom: 40px;\r\n}\r\n.hero-eyecatch {\r\n  flex: 1 1 60%;\r\n  max-width: 60%;\r\n}\r\n.hero-eyecatch img {\r\n  width: 100%;\r\n  height: 100%;\r\n  object-fit: cover;\r\n  border-radius: 6px;\r\n  display: block;\r\n  box-shadow: 0 2px 8px rgba(0,0,0,0.08);\r\n}\r\n.hero-sidebar {\r\n  flex: 1 1 40%;\r\n  max-width: 40%;\r\n  background: #fff;\r\n  border: 1px solid #e0e0e0;\r\n  border-radius: 6px;\r\n  overflow: hidden;\r\n  box-shadow: 0 2px 8px rgba(0,0,0,0.05);\r\n  display: flex;\r\n  flex-direction: column;\r\n}\r\n.sidebar-title {\r\n  background: #1a365d;\r\n  color: #ffffff;\r\n  font-size: 15px;\r\n  font-weight: bold;\r\n  padding: 12px 16px;\r\n  margin: 0;\r\n  text-align: center;\r\n  letter-spacing: 0.05em;\r\n}\r\n.page-list {\r\n  list-style: none;\r\n  padding: 0;\r\n  margin: 0;\r\n  flex: 1;\r\n}\r\n.page-item {\r\n  border-bottom: 1px solid #f0f0f0;\r\n}\r\n.page-item:last-child {\r\n  border-bottom: none;\r\n}\r\n.page-link {\r\n  display: flex;\r\n  align-items: center;\r\n  gap: 12px;\r\n  padding: 10px 12px;\r\n  text-decoration: none;\r\n  color: #333;\r\n  transition: background-color 0.2s ease;\r\n}\r\n.page-link:hover {\r\n  background-color: #f9f9f9;\r\n}\r\n.page-thumb {\r\n  width: 60px;\r\n  height: 45px;\r\n  object-fit: cover;\r\n  border-radius: 3px;\r\n  flex-shrink: 0;\r\n  background-color: #eee;\r\n}\r\n.page-info {\r\n  display: flex;\r\n  flex-direction: column;\r\n  overflow: hidden;\r\n}\r\n.page-date {\r\n  font-size: 11px;\r\n  color: #888;\r\n}\r\n.page-item-title {\r\n  font-size: 12px;\r\n  font-weight: bold;\r\n  line-height: 1.4;\r\n  white-space: nowrap;\r\n  overflow: hidden;\r\n  text-overflow: ellipsis;\r\n  margin-top: 2px;\r\n}\r\n\r\n\/* \u672c\u6587\u30a8\u30ea\u30a2 *\/\r\n.piano-chair-info {\r\n  width: 100%;\r\n  margin: 0 auto;\r\n  line-height: 1.8;\r\n}\r\n.piano-chair-info .pci-lead {\r\n  background: #fff8e1;\r\n  border-left: 5px solid #d4a017;\r\n  padding: 15px 20px;\r\n  margin: 0 0 25px;\r\n  font-size: 15px;\r\n  border-radius: 4px;\r\n}\r\n.piano-chair-info .pci-lead strong {\r\n  color: #c0392b;\r\n}\r\n.piano-chair-info .pci-grid {\r\n  display: grid;\r\n  grid-template-columns: 1fr 1fr;\r\n  gap: 20px;\r\n  margin: 25px 0;\r\n}\r\n.piano-chair-info .pci-card {\r\n  border-radius: 8px;\r\n  overflow: hidden;\r\n  box-shadow: 0 2px 8px rgba(0,0,0,0.1);\r\n  background: #fff;\r\n  display: flex;\r\n  flex-direction: column;\r\n}\r\n.piano-chair-info .pci-card-header {\r\n  padding: 12px 15px;\r\n  text-align: center;\r\n  font-size: 18px;\r\n  font-weight: bold;\r\n  color: #fff;\r\n  letter-spacing: 1px;\r\n}\r\n.piano-chair-info .pci-ok .pci-card-header {\r\n  background: #2e9b5e;\r\n}\r\n.piano-chair-info .pci-ng .pci-card-header {\r\n  background: #c0392b;\r\n}\r\n.piano-chair-info .pci-card-body {\r\n  padding: 15px;\r\n  text-align: center;\r\n  flex: 1;\r\n  display: flex;\r\n  flex-direction: column;\r\n  justify-content: space-between;\r\n}\r\n.piano-chair-info .pci-img {\r\n  width: 100%;\r\n  height: auto;\r\n  max-height: 200px;\r\n  object-fit: contain;\r\n  margin-bottom: 10px;\r\n}\r\n.piano-chair-info .pci-chair-name {\r\n  font-size: 17px;\r\n  font-weight: bold;\r\n  margin: 8px 0 5px;\r\n  color: #222;\r\n}\r\n.piano-chair-info .pci-desc {\r\n  font-size: 14px;\r\n  color: #555;\r\n  margin: 0;\r\n  text-align: left;\r\n  padding: 0 5px;\r\n}\r\n.piano-chair-info .pci-note {\r\n  background: #fdecea;\r\n  border: 1px solid #f5c6c0;\r\n  border-radius: 6px;\r\n  padding: 15px 20px;\r\n  margin: 25px 0;\r\n  font-size: 14px;\r\n}\r\n.piano-chair-info .pci-note-title {\r\n  font-weight: bold;\r\n  color: #c0392b;\r\n  margin: 0 0 8px;\r\n  font-size: 15px;\r\n}\r\n.piano-chair-info .pci-note p {\r\n  margin: 0;\r\n}\r\n.piano-chair-info h3.pci-heading {\r\n  font-size: 20px;\r\n  border-bottom: 3px solid #d4a017;\r\n  padding-bottom: 8px;\r\n  margin: 30px 0 15px;\r\n  color: #222;\r\n}\r\n\r\n\/* \u25bc \u30dc\u30bf\u30f3\u7fa4CSS \u25bc *\/\r\n.pci-btn-group {\r\n  display: flex;\r\n  justify-content: center;\r\n  gap: 20px;\r\n  margin: 40px auto 20px;\r\n  flex-wrap: wrap;\r\n}\r\n.pci-action-btn {\r\n  display: inline-block !important;\r\n  width: max-content !important;\r\n  min-width: 280px;\r\n  padding: 16px 36px !important;\r\n  background-color: #B8A165 !important;\r\n  color: #ffffff !important;\r\n  font-size: 18px !important;\r\n  text-decoration: none !important;\r\n  border-radius: 4px !important;\r\n  font-weight: bold !important;\r\n  text-align: center !important;\r\n  box-shadow: 0 2px 4px rgba(0,0,0,0.1) !important;\r\n  transition: opacity 0.2s ease, transform 0.2s ease !important;\r\n}\r\n.pci-action-btn.faq-btn {\r\n  background-color: #4a5568 !important; \/* FAQ\u30dc\u30bf\u30f3\u3092\u5c11\u3057\u843d\u3061\u7740\u304b\u305b\u3001\u7121\u6599\u67fb\u5b9a\u3092\u76ee\u7acb\u305f\u305b\u308b *\/\r\n}\r\n.pci-action-btn:hover {\r\n  opacity: 0.8 !important;\r\n  color: #ffffff !important;\r\n  transform: translateY(-2px);\r\n}\r\n\r\n\/* \u30b9\u30de\u30db\u5bfe\u5fdc *\/\r\n@media (max-width: 768px) {\r\n  .top-hero-grid {\r\n    flex-direction: column;\r\n    gap: 20px;\r\n  }\r\n  .hero-eyecatch,\r\n  .hero-sidebar {\r\n    max-width: 100%;\r\n    flex: 1 1 100%;\r\n  }\r\n  .piano-chair-info .pci-grid {\r\n    grid-template-columns: 1fr;\r\n    gap: 15px;\r\n  }\r\n  .piano-chair-info .pci-card-header,\r\n  .piano-chair-info .pci-chair-name {\r\n    font-size: 16px;\r\n  }\r\n  .pci-btn-group {\r\n    flex-direction: column;\r\n    align-items: center;\r\n    gap: 15px;\r\n  }\r\n  .pci-action-btn {\r\n    width: 100% !important;\r\n    max-width: 320px;\r\n    font-size: 16px !important;\r\n    padding: 14px 20px !important;\r\n  }\r\n}\r\n<\/style>\r\n\r\n<div class=\"article-header-container\">\r\n\r\n  <!-- \u4e0a\u90e8\u30ec\u30a4\u30a2\u30a6\u30c8\uff1a\u5de6\u5074\u306b\u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u3001\u53f3\u5074\u306b\u56fa\u5b9a\u30da\u30fc\u30b8\u4e00\u89a7 -->\r\n  <div class=\"top-hero-grid\">\r\n    \r\n    <!-- \u5de6\uff1a\u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u753b\u50cf\uff08\u73fe\u5728\u306e\u30da\u30fc\u30b8\u306e\u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u3092\u81ea\u52d5\u3067\u53d6\u5f97\u3057\u3066\u8868\u793a\uff09 -->\r\n    <div class=\"hero-eyecatch\">\r\n      <img decoding=\"async\" id=\"current-page-eyecatch\" src=\"https:\/\/placehold.co\/600x315\/f8f8f8\/ccc?text=Loading...\" alt=\"\u30a2\u30a4\u30ad\u30e3\u30c3\u30c1\u753b\u50cf\">\r\n    <\/div>\r\n\r\n    <!-- \u53f3\uff1a\u56fa\u5b9a\u30da\u30fc\u30b8\u4e00\u89a7\uff08pianoguide\u4e0b\u5c64\u306e\u6700\u65b05\u4ef6\u3092JavaScript\u3067\u81ea\u52d5\u53d6\u5f97\uff09 -->\r\n    <div class=\"hero-sidebar\">\r\n      <h4 class=\"sidebar-title\">\u4eba\u6c17\u306e\u30d4\u30a2\u30ce\u30ac\u30a4\u30c9<\/h4>\r\n      <ul class=\"page-list\" id=\"pianoguide-recent-pages\">\r\n        <!-- \u8aad\u307f\u8fbc\u307f\u4e2d\u306e\u30c0\u30df\u30fc\u9805\u76ee\uff08\u81ea\u52d5\u3067\u7f6e\u304d\u63db\u308f\u308a\u307e\u3059\uff09 -->\r\n        <li class=\"page-item\"><div class=\"page-link\"><span class=\"page-item-title\">\u8aad\u307f\u8fbc\u307f\u4e2d&#8230;<\/span><\/div><\/li>\r\n      <\/ul>\r\n    <\/div>\r\n  <\/div>\r\n\r\n  <!-- \u25bc \u672c\u6587\u30a8\u30ea\u30a2 \u25bc -->\r\n  <div class=\"piano-chair-info\">\r\n\r\n    <p class=\"pci-lead\">\r\n      \u30d4\u30a2\u30ce\u8cb7\u53d6\u306e\u304a\u5f15\u53d6\u308a\u306b\u4f3a\u3063\u305f\u969b\u3001\u30d4\u30a2\u30ce\u6905\u5b50\u306e\u5f15\u53d6\u308a\u306b\u3064\u3044\u3066<strong>\u304a\u5f15\u304d\u53d7\u3051\u3067\u304d\u308b\u3082\u306e\u3068\u3067\u304d\u306a\u3044\u3082\u306e<\/strong>\u304c\u3054\u3056\u3044\u307e\u3059\u3002\u4e8b\u524d\u306b\u3054\u78ba\u8a8d\u306e\u3046\u3048\u3001\u304a\u7533\u3057\u8fbc\u307f\u304f\u3060\u3055\u3044\u3002\r\n    <\/p>\r\n\r\n    <h3 class=\"pci-heading\">\u5f15\u53d6\u308a\u53ef\u80fd\u306a\u30d4\u30a2\u30ce\u6905\u5b50<\/h3>\r\n\r\n    <div class=\"pci-grid\">\r\n      <div class=\"pci-card pci-ok\">\r\n        <div class=\"pci-card-header\">\u25ef \u5f15\u53d6\u308a\u53ef\u80fd<\/div>\r\n        <div class=\"pci-card-body\">\r\n          <img decoding=\"async\" src=\"https:\/\/www.grandg.com\/ggblog\/wp-content\/uploads\/2026\/04\/20260429_132317.jpg\" alt=\"\u89d2\u6905\u5b50\" class=\"pci-img\">\r\n          <p class=\"pci-chair-name\">\u89d2\u6905\u5b50(\u304b\u304f\u3044\u3059)<\/p>\r\n          <p class=\"pci-desc\">\r\n            \u30d4\u30a2\u30ce\u306b\u4ed8\u5c5e\u3059\u308b\u4e00\u822c\u7684\u306a\u56db\u89d2\u3044\u5f62\u306e\u30d9\u30f3\u30c1\u30bf\u30a4\u30d7\u306e\u6905\u5b50\u3067\u3059\u3002\u5ea7\u9762\u306e\u9ad8\u3055\u8abf\u6574\u304c\u3067\u304d\u308b\u30bf\u30a4\u30d7\u3082\u5f15\u53d6\u308a\u53ef\u80fd\u3067\u3059\u3002\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <h3 class=\"pci-heading\">\u5f15\u53d6\u308a\u3067\u304d\u306a\u3044\u30d4\u30a2\u30ce\u6905\u5b50<\/h3>\r\n\r\n    <div class=\"pci-grid\">\r\n      <div class=\"pci-card pci-ng\">\r\n        <div class=\"pci-card-header\">\u2715 \u5f15\u53d6\u308a\u4e0d\u53ef<\/div>\r\n        <div class=\"pci-card-body\">\r\n          <img decoding=\"async\" src=\"https:\/\/www.grandg.com\/ggblog\/wp-content\/uploads\/2026\/04\/Gemini_Generated_Image_np3rn5np3rn5np3r.jpg\" alt=\"\u4e38\u6905\u5b50\" class=\"pci-img\">\r\n          <p class=\"pci-chair-name\">\u4e38\u6905\u5b50(\u307e\u308b\u3044\u3059)<\/p>\r\n          <p class=\"pci-desc\">\r\n            \u5ea7\u9762\u304c\u4e38\u304f\u3001\u30cd\u30b8\u5f0f\u3067\u9ad8\u3055\u3092\u8abf\u6574\u3059\u308b\u30bf\u30a4\u30d7\u306e\u6905\u5b50\u3067\u3059\u3002\u53e4\u3044\u30a2\u30c3\u30d7\u30e9\u30a4\u30c8\u30d4\u30a2\u30ce\u306b\u4ed8\u5c5e\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u3053\u3061\u3089\u306f\u5f15\u53d6\u308a\u3092\u627f\u3063\u3066\u304a\u308a\u307e\u305b\u3093\u3002\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n\r\n      <div class=\"pci-card pci-ng\">\r\n        <div class=\"pci-card-header\">\u2715 \u5f15\u53d6\u308a\u4e0d\u53ef<\/div>\r\n        <div class=\"pci-card-body\">\r\n          <img decoding=\"async\" src=\"https:\/\/www.grandg.com\/ggblog\/wp-content\/uploads\/2026\/04\/20260428_094046.jpg\" alt=\"\u30c8\u30e0\u30bd\u30f3\u6905\u5b50\" class=\"pci-img\">\r\n          <p class=\"pci-chair-name\">\u30c8\u30e0\u30bd\u30f3\u6905\u5b50(\u80cc\u3082\u305f\u308c\u4ed8\u304d)<\/p>\r\n          <p class=\"pci-desc\">\r\n            \u80cc\u3082\u305f\u308c\u306e\u4ed8\u3044\u305f\u6728\u88fd\u306e\u304a\u5b50\u69d8\u7528\u30d4\u30a2\u30ce\u6905\u5b50\u3067\u3059\u3002\u3053\u3061\u3089\u3082\u5f15\u53d6\u308a\u3092\u627f\u3063\u3066\u304a\u308a\u307e\u305b\u3093\u306e\u3067\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u3002\r\n          <\/p>\r\n        <\/div>\r\n      <\/div>\r\n    <\/div>\r\n\r\n    <div class=\"pci-note\">\r\n      <p class=\"pci-note-title\">\u26a0 \u3054\u6ce8\u610f\u304f\u3060\u3055\u3044<\/p>\r\n      <p>\r\n        \u5f15\u53d6\u308a\u4e0d\u53ef\u306e\u6905\u5b50(\u4e38\u6905\u5b50\u30fb\u30c8\u30e0\u30bd\u30f3\u6905\u5b50\u306a\u3069)\u306b\u3064\u304d\u307e\u3057\u3066\u306f\u3001\u304a\u5f15\u53d6\u304c\u3067\u304d\u307e\u305b\u3093\u3002<br>\r\n        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