Production I.G
Ishikawa acted as executive producer for the anime sequence "The Origin of Ren" in "Kill Bill", and was the producer of the first two "Ghost in the Shell" films. In 2005, Ishikawa joined his first joint Japanese-U.S. collaboration, since the opening of the Production I.G branch in Los Angeles, ', a joint production with Production I.G and Cartoon Network. Ishikawa has also produced ', "Halo Legends" and "".