Takayuki Ishikawa (石川貴之 born June 4, 1975), also known as Dj Taka, is a Japanese musician, best known for his contribution to Konami's Bemani series. His productions are mainly trance music. He has worked with other Bemani artists, such as Taku Sakakibara and Jun Wakita, using the aliases OutPhase and iconoclasm, respectively. His other aliases include TAKA, Lion MUSASHI (used in House songs), D.J.Setup (used in Psychedelic songs), Risk Junk (used in Happy Hardcore songs), and D.J. Amuro (used in "A", "AA", and 冥).   Wikipedia