Yū Koyanagi
AKA: 小柳友Birthday: 1988-08-29
Birthplace: Tokyo, Japan
Home Page: http://www.stardust.co.jp/section1/profile/koyanagiyu.html
Koyanagi Yu is a Japanese actor and former drummer of the Japanese rock band ONE OK ROCK. He was the initial band drummer however he is not credited as a former member. He left the band in June 2006 to pursue the dream of being an actor. Koyanagi Yu is managed by Stardust.