Ryoichi Kimizuka (君塚良一, Kimizuka Ryōichi, born 21 April 1958, in Minato, Tokyo) is a Japanese screenwriter and director for television and film. Kimizuka...

Jinnai (神内 良一, born 1926), Japanese businessman Ryoichi Kawakatsu (川勝 良一, born 1958), Japanese footballer and manager Ryoichi Kimizuka (君塚 良一, born 1958)...

(written: 君塚) is a Japanese surname. Notable people with the surname include: Eiji Kimizuka (君塚 栄治, 1952–2015), Japanese general Ryoichi Kimizuka (君塚 良一, born...