Kato Hideki is a Japanese musician and composer. He was a seminal member of the Tokyo "Noise" music scene of the late 80s and early 90s, collaborating with Japanese experimental musicians such as Otomo Yoshihide, Tatsuya Yoshihide, Makigami Koichi, and Yamatsuka Eye. He led his own bands, Player Piano and Bass Army. He was a member of the original Ground Zero with Otomo and Uemura Masahiro. In 1992 Kato moved to New York where he still resides.