Soichi Masui

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).

As director

Rascal Does Not Dream of a Dear Friend

2026 · Director

Rascal Does Not Dream of a Sister Venturing Out

2023 · Director

Rascal Does Not Dream of a Knapsack Kid

2023 · Director

Rascal Does Not Dream of a Dreaming Girl

2019 · Director

Crayon Shin-chan: Fierceness That Invites Storm! Me and the Space Princess

2012 · Director

Crayon Shin-chan: Fierceness That Invites Storm! Operation Golden Spy

2011 · Director

RahXephon Interlude: Her and Herself/Thatness and Thereness

2003 · Director

The Truth of Grimm Brothers' Fairy Tales

2000 · Director

The Truth of Japanese Fairy Tales

2000 · Director

True School Ghosts

1999 · Director