Soichi Masui

Directing · b. 1966 · Urawa, Saitama, Japan

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).

Known for

8.2

Rascal Does Not Dream of a Dreaming Girl

2019 · Director

7.7

Rascal Does Not Dream of a Knapsack Kid

2023 · Director

7.7

Rascal Does Not Dream of a Sister Venturing Out

2023 · Director

6.5

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

2012 · Director

7.3

RahXephon

2002 · Series · Director

6.7

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

2011 · Director

6.8

Shingu: Secret of the Stellar Wars

2001 · Series · Director

5.3

School Ghosts

1995 · Series · Director

4.0

True School Ghosts

1999 · Director

The Truth of Grimm Brothers' Fairy Tales

2000 · Director

The Truth of Japanese Fairy Tales

2000 · Director

RahXephon Interlude: Her and Herself/Thatness and Thereness

2003 · Director

Directed

7.7

Rascal Does Not Dream of a Knapsack Kid

2023 · Director

7.7

Rascal Does Not Dream of a Sister Venturing Out

2023 · Director

8.2

Rascal Does Not Dream of a Dreaming Girl

2019 · Director

6.5

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

2012 · Director

6.7

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

2011 · Director

RahXephon Interlude: Her and Herself/Thatness and Thereness

2003 · Director

7.3

RahXephon

2002 · Series · Director

6.8

Shingu: Secret of the Stellar Wars

2001 · Series · Director

The Truth of Grimm Brothers' Fairy Tales

2000 · Director

The Truth of Japanese Fairy Tales

2000 · Director

4.0

True School Ghosts

1999 · Director

5.3

School Ghosts

1995 · Series · Director

In development

Oct 16

Rascal Does Not Dream of a Dear Friend

2026 · Director