Teppei Koike (born January 5, 1986) is an actor and singer from Japan. His nicknames are Teppei-chan, Teppei-kun, KoiQ, and Te-chan. He was born in Osakasayama, Osaka Prefecture. His blood type is B. He belongs to the production company Burning Productions and is a member of the singer-songwriter duo WaT with his partner, Eiji Wentz.
Official Werbsite: http://www.teppeifc.com/
Wat Official Werbsite: http://www.watfc.com/
Universal Music: http://www.universal-music.co.jp/wat