西洋の音階はドレミファソラシドだが、日本でピアノなどを習うと日本の音階いろはにほへとも大事に使う。それは何に使うのか？ /concept /verifyErrors The phrase in the example sentence doesn't match the entry word. The sentence consists of offensive content material. Terminate Post Thanks! Your responses will be reviewed. #verifyErrors concept ゲーム終了後のスコアページで「友達に挑戦しよう」... https://ragingbookmarks.com/story19971722/%E0%B8%AD-%E0%B9%82%E0%B8%A1%E0%B8%88-no-further-a-mystery