Stage and screen actor and pop singer known for his roles in such Japanese television shows as Scrap Teacher: Kyoushi Saisei, Sprout, and Yukan Club. He also appeared in a pop idol music group called Hey! Say! JUMP.
Beginning in 2003, he was represented by the Johnny & Associates talent agency.
He provided voice-over work for the 2007 anime film Sword of the Stranger.
His mother, Takashi Chinen, was a bronze medal-winning Olympic Gymnast.
He and Yamada Ryosuke were both members of Hey! Say! JUMP!