There are two artists with this name:

1. Takayuki Ishikawa (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, D.J.Setup, Risk Junk and D.J. Amuro.

2. Taka (鷹) is a Japanese guitarist and composer who's best known for producing music under the doujin circle crow'sclaw. Most of his music uses the circle as the artist, although some albums use his name instead.