Hiyama Kosei

Hiyama Kosei

Acting

Male

Born: October 2, 2003

Chiba, Chiba Prefecture, Japan

Known For

Johnny's Jr. Our Survival Wars

Johnny's Jr. Our Survival Wars

April 01, 2022

Bungo Shounen! Johnny's Jrs de Meisaku wo Yomitoita

Bungo Shounen! Johnny's Jrs de Meisaku wo Yomitoita

March 21, 2021

The High School Heroes

The High School Heroes

July 31, 2021

Sensei Sayounara

Sensei Sayounara

January 23, 2024