HomeCharactersOto-tanOto-tanオトタン1Favorites «Rocky Hammerhead» Is Oto-tan kawaii?Kawaii 💖Not kawaiiBe the first to vote.Kawaii ranking → Voiced byJPFumihiko TachikiENBob PapenbrookFRThierry MercierESCarlos YsbertHEGadi LevySynopsisThe father of Genshi, he could not be turned back human and remains stone. Forged into a hammer that can expand size, he accompanies his son as weapon and guidance.Anime appearancesJikuu Tantei Genshi-kunMain · 1998
