Acting
Seishirou Katou
Born 2001-08-04
Kanagawa, Japan
Department: Acting
Biography
Seishirou Katou is a Japanese child actor. He debuted when he was 13 months old.
Known For
Prominent works featuring Seishirou Katou
Movie
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Assassination Classroom
2015
TMDB3.6
Movie
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Assassination Classroom: Graduation
2016
TMDB3.5
Movie
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Heart and Yummie
2010
TMDB4.0
Movie
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Cells at Work!
2024
TMDB3.8
TV
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Dragon Sakura
2005
TMDB3.9
TV
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The Greatest Teacher
2023
TMDB3.6
TV
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Kenzo Kitakata: SUIKODEN
2026
TMDB2.8
TV
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Spinnerbait
2026
TMDB0.0
TV
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Moribito: Guardian of the Spirit
2016
TMDB3.9
TV
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Fujiko F. Fujio Sci-Fi Short Drama
2023
TMDB0.0
Filmography & Credits
Complete career catalog (43 titles)
| Poster | Title | Character / Role | Type | Year |
|---|---|---|---|---|
 | Spinnerbait | Kota Mitsui | TV Series | 2026 |
 | Before the Day | Kotaro Sakabe | TV Series | 2026 |
 | Death Note: The Musical | Light Yagami | Movie | 2026 |
 | Kenzo Kitakata: SUIKODEN | Gen Shogo | TV Series | 2026 |
 | Hoso Kyoku Senkyo | Hiroshi Ibuki | TV Series | 2025 |
 | Cells at Work! | Arata Takeda | Movie | 2024 |
 | 舞台「未来少年コナン」 | コナン | Movie | 2024 |
 | Musical 「Lupin -The Secret of Countess Cagliostro-」 | Self / Appearance | Movie | 2023 |
 | The Greatest Teacher | Sagara Rui | TV Series | 2023 |
 | Lawyer Sodom | Kai Yakumo | TV Series | 2023 |
 | Fujiko F. Fujio Sci-Fi Short Drama | Self / Appearance | TV Series | 2023 |
 | Guardian of the Market | Kosuke Rokkaku | TV Series | 2022 |
 | ミュージカル「るろうに剣心 京都編」 | Self / Appearance | Movie | 2022 |
 | I Fell in Love with Your Footsteps | Self / Appearance | Movie | 2022 |
 | Isn't It a Bad Guy? | Sosuke Nakano | TV Series | 2022 |
 | The Sun Stands Still | Yuji Yanagi | Movie | 2021 |
 | MOCOMI | Self / Appearance | TV Series | 2021 |
 | #HandballStrive | Masao Kiyota | Movie | 2020 |
 | Twilight | Yuusuke Kijinami (voice) | Movie | 2019 |
 | KUHANA! | Self / Appearance | Movie | 2016 |
 | Bōkyō | (segment "Umi no hoshi") | Movie | 2016 |
 | OUR HOUSE | Self / Appearance | TV Series | 2016 |
 | Assassination Classroom: Graduation | Itona Horibe | Movie | 2016 |
 | Moribito: Guardian of the Spirit | Toya | TV Series | 2016 |
 | Assassination Classroom | Itona | Movie | 2015 |
 | A Far Promise | Self / Appearance | Movie | 2014 |
 | Ninja Kids!!! Summer Mission Impossible | Nintaro | Movie | 2013 |
 | 再会 | Self / Appearance | Movie | 2012 |
 | For Love's Sake | Makoto Taiga | Movie | 2012 |
 | Friends: Naki on Monster Island | Young Naki (voice) | Movie | 2011 |
 | Odd Family 11 | Saigo Sanada | TV Series | 2011 |
 | Ninja Kids!!! | Rantaro | Movie | 2011 |
 | Goodbye Alma | Kenta Kawakami | TV Series | 2010 |
 | Sakurada Gate Incident | Self / Appearance | Movie | 2010 |
 | Heart and Yummie | Umasou (voice) | Movie | 2010 |
 | Tatsuya Miyanishi Theatre: Heart and Yummie | Self / Appearance | TV Series | 2010 |
 | Zatoichi: The Last | Goro | Movie | 2010 |
 | The History of Our Family | Minoru Yame | TV Series | 2010 |
 | The Wallflower | Nakahara Takeru | TV Series | 2010 |
 | Tales of Terror: Gi | Self / Appearance | Movie | 2008 |
 | Shining Boy & Little Randy | Takao Ogawa (1992) | Movie | 2005 |
 | Dragon Sakura | Kouichirou Amano | TV Series | 2005 |
| Honto ni Atta Kowai Hanashi 2009 10th Anniversary | {Segment 1} The Boy | TV Series | — |