Biography
Seishirou Katou is a Japanese child actor. He debuted when he was 13 months old.
Seishirou Katou
Acting
Kanagawa, Japan
Born
Movies
Death Note: The Musical· 2026
Light Yagami
Cells at Work!· 2024
Arata Takeda
舞台「未来少年コナン」· 2024
コナン
I Fell in Love with Your Footsteps· 2022
ミュージカル「るろうに剣心 京都編」· 2022
The Sun Stands Still· 2021
Yuji Yanagi
#HandballStrive· 2020
Masao Kiyota
Twilight· 2019
Yuusuke Kijinami (voice)
Assassination Classroom: Graduation· 2016
Itona Horibe
Bōkyō· 2016
(segment "Umi no hoshi")
KUHANA!· 2016
Assassination Classroom· 2015
Itona
A Far Promise· 2014
Ninja Kids!!! Summer Mission Impossible· 2013
Nintaro
For Love's Sake· 2012
Makoto Taiga
再会· 2012
Friends: Naki on Monster Island· 2011
Young Naki (voice)
Ninja Kids!!!· 2011
Rantaro
Heart and Yummie· 2010
Umasou (voice)
Sakurada Gate Incident· 2010
Zatoichi: The Last· 2010
Goro
Tales of Terror: Gi· 2008
Happy Feet· 2006
Baby Mumble (voice)
Shining Boy and Little Randy· 2005
Takao Ogawa
TV shows
Before the Day· 2026
Kotaro Sakabe
Suikoden· 2026
Gen Shogo
Hoso Kyoku Senkyo· 2025
Hiroshi Ibuki
Fujiko F. Fujio Sci-Fi Short Drama· 2023
Lawyer Sodom· 2023
Kai Yakumo
The Greatest Teacher· 2023
Sagara Rui
Guardian of the Market· 2022
Kosuke Rokkaku
Isn't It a Bad Guy?· 2022
Sosuke Nakano
MOCOMI· 2021
Moribito: Guardian of the Spirit· 2016
Toya
OUR HOUSE· 2016
Odd Family 11· 2011
Saigo Sanada
Goodbye Alma· 2010
Kenta Kawakami
Tatsuya Miyanishi Theatre: Heart and Yummie· 2010
The History of Our Family· 2010
Minoru Yame
The Wallflower· 2010
Nakahara Takeru
Dragon Sakura· 2005
Kouichirou Amano
Honto ni Atta Kowai Hanashi 2009 10th Anniversary
{Segment 1} The Boy
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