Kōichi Yamadera

Kōichi Yamadera (山寺 宏一 Yamadera Kōichi, born June 17, 1961) is a Japanese actor, voice actor and narrator from Shiogama, Miyagi Prefecture. He graduated from Tohoku Gakuin University's economics school, and is currently affiliated with Across Entertainment.

He is best known for his roles as Ryōga Hibiki in Ranma ½, Spike Spiegel in Cowboy Bebop, Ryōji Kaji in Neon Genesis Evangelion, Donald Duck in many forms of Disney media (especially with the Kingdom Hearts franchise) Beerus in Dragon Ball Super, Jūbei Kibagami in Ninja Scroll, Togusa in Ghost in the Shell and as the current voice of Inspector Koichi Zenigata in the Lupin the 3rd series.