Kōichi Hashimoto (橋本 晃一, Hashimoto Kōichi; born Yōichi Mitsuhashi (三橋 洋一, Mitsuhashi Yōichi), January 12, 1953) is a Japanese actor, voice actor, and narrator from Chiba Prefecture, Japan. He is currently affiliated with Centenaria, though he has been attached to Arts Vision, Aksent, Ken Production, Art 7, and Umikaze in the past.