Wataru Takagi (高木渉, Takagi Wataru?) (July 25, 1966 - ) is a Japanese seiyū and stage actor from Chiba Prefecture. He is currently affiliated with Arts Vision. He is best known for his roles in Detective Conan (as Genta Kojima and Detective Wataru Takagi), After War Gundam X (as Garrod Ran), Slayers Try (as Valgaav), the Beast Wars: Transformers series (as Cheetas), GTO (Eikichi Onizuka), Hajime no Ippo (as Masaru Aoki), the fifth series of GeGeGe no Kitarō (as Nezumi-Otoko), Yes! PreCure 5 (as Bunbee) and the Super Robot Wars series (as Senshi Roa).