Seishirou Katou

Acting

Seishirou Katou

Born 4 August 2001 · Kanagawa, Japan · 25

Seishirou Katou is a Japanese child actor. He debuted when he was 13 months old.

Known for

Highlights

Assassination Classroom2015 · Film · Itona
Heart and Yummie2010 · Film · Umasou (voice)
Assassination Classroom: Graduation2016 · Film · Itona Horibe
Cells at Work!2024 · Film · Arata Takeda
Dragon Sakura2005 · Series · Kouichirou Amano
For Love's Sake2012 · Film · Makoto Taiga

Filmography

Movies

24 films

Death Note: The Musical2026 · Film · Light Yagami
Cells at Work!2024 · Film · Arata Takeda
舞台「未来少年コナン」2024 · Film · コナン
Musical 「Lupin -The Secret of Countess Cagliostro-」2023 · Film
ミュージカル「るろうに剣心　京都編」2022 · Film
I Fell in Love with Your Footsteps2022 · Film
The Sun Stands Still2021 · Film · Yuji Yanagi
#HandballStrive2020 · Film · Masao Kiyota
Twilight2019 · Film · Yuusuke Kijinami (voice)
KUHANA!2016 · Film
Bōkyō2016 · Film · (segment "Umi no hoshi")
Assassination Classroom: Graduation2016 · Film · Itona Horibe
Assassination Classroom2015 · Film · Itona
A Far Promise2014 · Film
Ninja Kids!!! Summer Mission Impossible2013 · Film · Nintaro
再会2012 · Film
For Love's Sake2012 · Film · Makoto Taiga
Friends: Naki on Monster Island2011 · Film · Young Naki (voice)
Ninja Kids!!!2011 · Film · Rantaro
Sakurada Gate Incident2010 · Film
Heart and Yummie2010 · Film · Umasou (voice)
Zatoichi: The Last2010 · Film · Goro
Tales of Terror: Gi2008 · Film
Shining Boy & Little Randy2005 · Film · Takao Ogawa (1992)

Filmography

Series

19 shows

The Employee2026 · Series
Spinnerbait2026 · Series · Kota Mitsui
Before the Day2026 · Series · Kotaro Sakabe
Kenzo Kitakata: SUIKODEN2026 · Series · Gen Shogo
Hoso Kyoku Senkyo2025 · Series · Hiroshi Ibuki
The Greatest Teacher2023 · Series · Sagara Rui
Lawyer Sodom2023 · Series · Kai Yakumo
Fujiko F. Fujio Sci-Fi Short Drama2023 · Series
Guardian of the Market2022 · Series · Kosuke Rokkaku
Isn't It a Bad Guy?2022 · Series · Sosuke Nakano
MOCOMI2021 · Series · Yuya Kishida
OUR HOUSE2016 · Series
Moribito: Guardian of the Spirit2016 · Series · Toya
Odd Family 112011 · Series · Saigo Sanada
Goodbye Alma2010 · Series · Kenta Kawakami
Tatsuya Miyanishi Theatre: Heart and Yummie2010 · Series
The History of Our Family2010 · Series · Minoru Yame
The Wallflower2010 · Series · Nakahara Takeru
Dragon Sakura2005 · Series · Kouichirou Amano