Seishirou Katou
Where to watch Seishirou Katou in United States. On screen since 2005. Licensed apps only — 24 titles we track below.
Seishirou Katou is a Japanese child actor.
He debuted when he was 13 months old.
Where to watch their titles
Assassination Classroom
Itona · 2015
Assassination Classroom: Graduation
Itona Horibe · 2016
Heart and Yummie
Umasou (voice) · 2010
Cells at Work!
Arata Takeda · 2024
Dragon Sakura
Kouichirou Amano · 2005
For Love's Sake
Makoto Taiga · 2012
Friends: Naki on Monster Island
Young Naki (voice) · 2011
Twilight
Yuusuke Kijinami (voice) · 2019
Ninja Kids!!!
Rantaro · 2011
Zatoichi: The Last
Goro · 2010
Sakurada Gate Incident
2010
The Greatest Teacher
Sagara Rui · 2023
Odd Family 11
Saigo Sanada · 2011
The Sun Stands Still
Yuji Yanagi · 2021
Moribito: Guardian of the Spirit
Toya · 2016
The Wallflower
Nakahara Takeru · 2010
Kenzo Kitakata: SUIKODEN
Gen Shogo · 2026
Ninja Kids!!! Summer Mission Impossible
Nintaro · 2013
Shining Boy & Little Randy
Takao Ogawa (1992) · 2005
#HandballStrive
Masao Kiyota · 2020
The History of Our Family
Minoru Yame · 2010
Guardian of the Market
Kosuke Rokkaku · 2022
Before the Day
Kotaro Sakabe · 2026
Hoso Kyoku Senkyo
Hiroshi Ibuki · 2025