http://ja.chordwiki.org/wiki/%E6%8C%87%E8%BC%AA%E3%81%8C%E6%B3%A3%E3%81%84%E3%81%9F 更新履歴 http://ja.chordwiki.org/wiki/%E6%8C%87%E8%BC%AA%E3%81%8C%E6%B3%A3%E3%81%84%E3%81%9F Fri, 24 Apr 2026 17:46:41 +0900 2026-04-24T17:46:41+09:00 http://ja.chordwiki.org/wiki.cgi?c=logview&t=%E6%8C%87%E8%BC%AA%E3%81%8C%E6%B3%A3%E3%81%84%E3%81%9F&n=20260424174641&d=2026%2F04%2F24+17%3A39%3A23+%2B0900 Fri, 24 Apr 2026 17:39:23 +0900 2026-04-24T17:39:23+09:00