Seishirou Katou
Actor
Born Aug 4, 2001 · Kanagawa, Japan
Active 2005–present · 5′4″ (162 cm)
Seishirou Katou is a Japanese child actor. He debuted when he was 13 months old.
Filmography
Spinnerbait (2026) — Kota MitsuiKenzo Kitakata: SUIKODEN (2026) — Gen ShogoHoso Kyoku Senkyo (2025) — Hiroshi IbukiBefore the Day (2026) — Kotaro SakabeDeath Note: The Musical (2026) — Light YagamiAssassination Classroom (2015) — ItonaHeart and Yummie (2010) — Umasou (voice)Assassination Classroom: Graduation (2016) — Itona HoribeCells at Work! (2024) — Arata TakedaDragon Sakura (2005) — Kouichirou AmanoFriends: Naki on Monster Island (2011) — Young Naki (voice)For Love's Sake (2012) — Makoto TaigaTwilight (2019) — Yuusuke Kijinami (voice)Sakurada Gate Incident (2010)The Greatest Teacher (2023) — Sagara RuiMoribito: Guardian of the Spirit (2016) — ToyaBōkyō (2016) — (segment "Umi no hoshi")Isn't It a Bad Guy? (2022) — Sosuke NakanoOdd Family 11 (2011) — Saigo SanadaNinja Kids!!! (2011) — RantaroThe Sun Stands Still (2021) — Yuji YanagiI Fell in Love with Your Footsteps (2022)#HandballStrive (2020) — Masao KiyotaGuardian of the Market (2022) — Kosuke Rokkaku