Demon is a childhood friend of Peco's and a member of the Kaio Academy table tennis club. Despite being Peco's friend, Demon is also his rival.
Manabu Sakuma
佐久間学
Ping Pong
佐久間学
Demon is a childhood friend of Peco's and a member of the Kaio Academy table tennis club. Despite being Peco's friend, Demon is also his rival.
