Home People Seishirou Katou Seishirou Katou movies Seishirou Katou movies Seishirou Katou Movies (12) Twilight (2019) As Yuusuke Kijinami. He was 17 years old Bōkyō (2016) As (segment "Umi no hoshi"). He was 15 years old Assassination Classroom: Graduation (2016) As Itona Horibe. He was 14 years old Assassination Classroom (2015) As Itona. He was 13 years old A Far Promise (2014) He was 13 years old Ninja Kids!!! Summer Mission Impossible (2013) As Nintaro. He was 11 years old For Love's Sake (2012) As Makoto Taiga. He was 10 years old Friends: Naki on Monster Island (2011) As Konaki. He was 10 years old Ninja Kids!!! (2011) As Rantaro. He was 9 years old You Are Umasou (2010) As Umasou (voice). He was 9 years old Happy Feet (2006) As Baby Mumble (voice). He was 5 years old Shining Boy and Little Randy (2005) As Takao Ogawa. He was 4 years old
