Kenji Hamada (浜田 賢二 Hamada Kenji) voiced Giru in Kamen Rider × Kamen Rider OOO & W Featuring Skull: Movie War Core and Kamen Rider Poseidon in Kamen Rider × Kamen Rider Fourze & OOO: Movie War Mega Max. Outside the Kamen Rider series, he is known as the voice of Kobayakawa in Initial D.