BOL4 - Psycho
BOL4 - Goodbye my love
BOL4 - 스노우볼 (Snowball)
BOL4 - 사랑할 수밖에 (Eternal love)
BOL4 - Miss u, dear
BOL4 - Love
BOL4 - 여름날 (Someday) (Feat. Ha Hyun Sang)
BOL4 - Chase Love Hard (Feat. HWANG MIN HYUN)
BOL4 - FRIEND THE END
BOL4 - Rome