Nascimento: 29 de março de 1966· Urawa, Saitama, Japan
13Filmografia★ 6.8Nota média
Souichi Masui (増井 壮一, Masui Sōichi, born 1966) is a Japanese anime director and storyboard artist from Urawa City, Saitama Prefecture (currently Saitama City). He sometimes works under the pseudonym Kazuma Mizukusa (水草一馬).
