There was a special performance manner that called sankiyouku or sankiyokugasso in Japanese folk music existent, which means ensemble of koto, jiuta and shakuhachi.

现存日本古典音乐中，存在一种横跨筝曲、地歌、尺八乐三类的所谓“三曲”或者叫“三曲合奏”的演奏形式。

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Western music swept the country and fed into both Japanese folk and high culture styles.

FORBES: Fifth Anniversary