Yakkun Sakurazuka, formerly known as Yasuo Saitou (斉藤泰央), was a Japanese comedian and seiyuu. He made his singing debut in 2006, and has three singles out so far, "Geki Maji Mukatsuku", "1000% So Zakune", and "ChristMaster". Before he officially changed his name, he was a in comedian duo with another comedian and their skit was called "Abare Nunchaku".
He is also known as Sukeban Kyoko—a delinquent schoolgirl always seen carrying a shinai. He appears in Enta no Kami-sama, a comedian show.
Saitou died after being involved in a traffic accident on October 5, 2013, aged 37, on the Chugoku Expressway in Mine, Yamaguchi, while en route to a concert in Kumamoto Prefecture. He was hit by another car and killed when exiting his car after a slight collision.
