Onitsuka (鬼束) is a Japanese surname.
"Gekkou," a song that led Onitsuka to stardom, was initially featured as the closing theme for Trick, the successful TV drama series starring Yukie Nakama and Hiroshi Abe and aired on TV Asahi.
Followed by a concert at a national treasure and a World Heritage Site Kamigamo Shrine in Kyoto, on 7 October 2007, Onitsuka performed at the Yokohama Jazz Promenade.