The Kokyu music that has evolved together with Jiuta songs and So music and has been handed down to subsequent generations by blind musicians at Todo-za is called Kokyu-gaku.
地歌・箏曲とともに発展し、当道座の盲人音楽家によって伝承されてきた胡弓音楽を胡弓楽と呼ぶ。