Korean pop singer most famous for being a member of the group Coed School as well as its all-male subgroup, SPEED. He became the leader of SPEED following the departure of rapper TaeWoon.
He joined Coed School in 2012.
He was a member of the band BIGSTAR but was cut from the group two months before their debut.
His real name is Kim Yoohwan. He has a younger brother named Kim Yoojin.
He and Ryu Hyoyoung have both been members of Coed School.