Gagaku is a type of classical music that has been performed at the Imperial court since the Heian period Kagura-uta (神楽歌), Azuma-asobi(東遊) and Yamato-uta (大和歌) are indigenous repertories. Tōgaku (唐楽) and komagaku originated from the Chinese Tang dynasty via the Korean peninsula. In addition, gagaku is divided into kangen (管弦) (instrumental music) and bugaku (舞楽) (dance accompanied by gagaku).