Komagaku ( 高麗楽) is a form of Gagaku (traditional Japanese court music) form arranged in the Heian period mainly based on Koguryeo music and sankangaku (the music of the Three Kingdoms of Korea [1] [2] and is often played as a dance accompaniment. [3] In contrast to other forms of Gagaku, Komagaku uses no plucked string instruments, only winds and percussion. [4]