{"id":20964,"date":"2026-05-26T09:00:00","date_gmt":"2026-05-26T00:00:00","guid":{"rendered":"https:\/\/ongakukai.d-chorusblog.com\/?p=20964"},"modified":"2026-05-24T20:33:53","modified_gmt":"2026-05-24T11:33:53","slug":"the-opeken%e3%81%93%e3%81%a8%e6%96%b0%e3%82%aa%e3%83%9a%e3%83%a9%e7%a0%94%e7%a9%b6%e5%ba%a7%e3%80%80%e3%80%80%e3%80%802026%e5%b9%b45%e6%9c%88%e5%ba%a6%e5%ae%9a%e4%be%8b%e4%bc%9a","status":"publish","type":"post","link":"https:\/\/ongakukai.d-chorusblog.com\/?p=20964","title":{"rendered":"THE OPEKEN\u3053\u3068\u65b0\u30aa\u30da\u30e9\u7814\u7a76\u5ea7\u3000\u3000\u30002026\u5e745\u6708\u5ea6\u5b9a\u4f8b\u4f1a"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u30002026\u5e745\u670823\u65e5\uff08\u571f\uff0914\u664200\u5206\u301c15\u664230\u5206\u3001\u300c\u65b0\u30aa\u30da\u30e9\u7814\u7a76\u5ea7\uff08THE OPEKEN\uff09\u300d\u5b9a\u4f8b\u4f1a\u304c\u3001\u82e5\u8449\u304b\u304a\u308b\u723d\u3084\u304b\u306a\u521d\u590f\u306e\u5348\u5f8c\u3001\u795e\u6238\u307f\u3093\u306a\u306e\u30db\u30fc\u30eb\u306b\u3066\u958b\u50ac\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u65e5\u306e\u30c6\u30fc\u30de\u306f\u3001\u307f\u3093\u306a\u306e\u30aa\u30da\u30e9\u300e\u4ffa\u306e\u540d\u306f\u300f\u3002<br>\u30a4\u30bf\u30ea\u30a2\u8a9e\u3042\u308a\u3001\u6f14\u6280\u3042\u308a\u3001\u7b11\u3044\u3042\u308a\u306e\u3001\u76db\u308a\u3060\u304f\u3055\u3093\u306a90\u5206\u3068\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"450\" src=\"https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3709-600x450.jpeg\" alt=\"\" class=\"wp-image-20965\" style=\"width:820px;height:auto\" srcset=\"https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3709-600x450.jpeg 600w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3709-300x225.jpeg 300w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3709-768x576.jpeg 768w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3709-1536x1152.jpeg 1536w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3709-2048x1536.jpeg 2048w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u300c\u767a\u97f3\u304c\u96e3\u3057\u3044\uff01\u300d\u30a4\u30bf\u30ea\u30a2\u8a9e\u5408\u5531\u306b\u6311\u6226<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305a\u306f\u767a\u58f0\u7df4\u7fd2\u304b\u3089\u30b9\u30bf\u30fc\u30c8\u3002<\/p>\n\n\n\n<p 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alt=\"\" class=\"wp-image-20966\" style=\"width:820px;height:auto\" srcset=\"https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3940-1-600x338.jpeg 600w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3940-1-300x169.jpeg 300w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3940-1-768x432.jpeg 768w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3940-1-1536x864.jpeg 1536w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3940-1-2048x1152.jpeg 2048w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u521d\u306f\u7686\u3055\u3093\u5c11\u3057\u82e6\u6226\u6c17\u5473\u3002<br>\u300c\u820c\u304c\u3082\u3064\u308c\u305d\u3046\uff01\u300d\u3068\u3044\u3046\u58f0\u3082\u3042\u308a\u307e\u3057\u305f\u304c\u3001\u7df4\u7fd2\u3092\u91cd\u306d\u308b\u3046\u3061\u306b\u3001\u3060\u3093\u3060\u3093\u3068\u30aa\u30da\u30e9\u3089\u3057\u3044\u83ef\u3084\u304b\u306a\u97ff\u304d\u306b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"338\" data-id=\"20968\" src=\"https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3945-3-600x338.jpeg\" alt=\"\" class=\"wp-image-20968\" srcset=\"https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3945-3-600x338.jpeg 600w, 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https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3953-1-1536x864.jpeg 1536w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3953-1-2048x1152.jpeg 2048w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u5f8c\u306b\u306f\u3001\u3057\u3063\u304b\u308a\u201c\u30a4\u30bf\u30ea\u30a2\u8a9e\u3089\u3057\u304f\u201d\u805e\u3053\u3048\u308b\u5834\u9762\u3082\u5897\u3048\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"338\" src=\"https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3977-1-600x338.jpeg\" alt=\"\" class=\"wp-image-20969\" style=\"width:820px;height:auto\" srcset=\"https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3977-1-600x338.jpeg 600w, 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decoding=\"async\" width=\"600\" height=\"446\" src=\"https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/hokkaido_web-600x446.jpg\" alt=\"\" class=\"wp-image-20975\" style=\"width:820px;height:auto\" srcset=\"https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/hokkaido_web-600x446.jpg 600w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/hokkaido_web-300x223.jpg 300w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/hokkaido_web-768x571.jpg 768w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/hokkaido_web-1536x1141.jpg 1536w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/hokkaido_web-2048x1521.jpg 2048w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p 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https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_4014-1-1536x864.jpeg 1536w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_4014-1-2048x1152.jpeg 2048w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f1a\u5834\u306f\u4f55\u5ea6\u3082\u7b11\u3044\u306b\u5305\u307e\u308c\u3001\u548c\u3084\u304b\u306a\u96f0\u56f2\u6c17\u306e\u4e2d\u3067\u7a3d\u53e4\u304c\u9032\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"338\" src=\"https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_4011-600x338.jpeg\" alt=\"\" class=\"wp-image-20982\" style=\"width:820px;height:auto\" srcset=\"https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_4011-600x338.jpeg 600w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_4011-300x169.jpeg 300w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_4011-768x432.jpeg 768w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_4011-1536x864.jpeg 1536w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_4011-2048x1152.jpeg 2048w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u3055\u3089\u306b\u3053\u306e\u65e5\u306f\u3001\u30bd\u30d5\u30a3\u30a2\u5f79\u306e\u30bd\u30d7\u30e9\u30ce\u6b4c\u624b\u30fb\u677e\u4e95\u5049\u4e43\u7406\u3055\u3093\u304c\u521d\u767b\u5834\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"338\" src=\"https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3998-1-600x338.jpeg\" alt=\"\" class=\"wp-image-20972\" style=\"width:820px;height:auto\" srcset=\"https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3998-1-600x338.jpeg 600w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3998-1-300x169.jpeg 300w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3998-1-768x432.jpeg 768w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3998-1-1536x864.jpeg 1536w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_3998-1-2048x1152.jpeg 2048w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u82e5\u624b\u97f3\u697d\u5bb6\u305f\u3061\u306e\u71b1\u6f14\u306b\u3001\u9451\u8cde\u30c1\u30fc\u30e0\u306e\u7686\u3055\u307e\u3082\u771f\u5263\u306a\u8868\u60c5\u3067\u898b\u5165\u3063\u3066\u304a\u3089\u308c\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"338\" src=\"https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_4004-600x338.jpeg\" alt=\"\" class=\"wp-image-20973\" style=\"width:820px;height:auto\" srcset=\"https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_4004-600x338.jpeg 600w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_4004-300x169.jpeg 300w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_4004-768x432.jpeg 768w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_4004-1536x864.jpeg 1536w, https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_4004-2048x1152.jpeg 2048w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p 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https:\/\/ongakukai.d-chorusblog.com\/wp-content\/uploads\/IMG_4021-2048x1152.jpeg 2048w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure>\n<\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p 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class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30002026\u5e745\u670823\u65e5\uff08\u571f\uff0914\u664200\u5206\u301c15\u664230\u5206\u3001\u300c\u65b0\u30aa\u30da\u30e9\u7814\u7a76\u5ea7\uff08THE OPEKEN\uff09\u300d\u5b9a\u4f8b\u4f1a\u304c\u3001\u82e5\u8449\u304b\u304a\u308b\u723d\u3084\u304b\u306a\u521d\u590f\u306e\u5348\u5f8c\u3001\u795e\u6238\u307f\u3093\u306a\u306e\u30db\u30fc\u30eb\u306b\u3066\u958b\u50ac\u3055\u308c\u307e\u3057\u305f\u3002 \u3053\u306e\u65e5\u306e\u30c6\u30fc\u30de\u306f\u3001\u307f\u3093\u306a\u306e\u30aa\u30da\u30e9\u300e\u4ffa\u306e\u540d\u306f &#8230; <a title=\"THE OPEKEN\u3053\u3068\u65b0\u30aa\u30da\u30e9\u7814\u7a76\u5ea7\u3000\u3000\u30002026\u5e745\u6708\u5ea6\u5b9a\u4f8b\u4f1a\" class=\"read-more\" href=\"https:\/\/ongakukai.d-chorusblog.com\/?p=20964\" aria-label=\"\u8a73\u7d30\u306f\u3053\u3061\u3089 THE 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