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).
Birthday: March 29, 1966
November 19, 2011
July 08, 2003
April 16, 2011
April 13, 2012
December 01, 2023
June 26, 2009
October 27, 2007
June 15, 2019
July 16, 2005
June 11, 1999
June 23, 2023
July 11, 2011
July 21, 2005
December 01, 2009
January 07, 2021
October 04, 2018
April 03, 2016
April 06, 2017
October 05, 2009
October 07, 2022
April 11, 2014
October 06, 2004
April 08, 2003
October 12, 2012
August 05, 2006
April 07, 2008
May 12, 2007
February 25, 2006
May 20, 2004
January 21, 2002
October 16, 2008
May 08, 2001
October 21, 1995
April 06, 2024
April 10, 2020
July 04, 2009
April 05, 2015
January 05, 2014