The book title 'Ryojin'(梁塵 in kanji) was named after the historical event where the dust (塵 in kanji) on the rafters (梁 in kanji) was moved, written by a master, meaning excellent song.
書名の「梁塵」は、名人の歌で梁の塵も動いたという故事より、すぐれた歌のこと。