27 Years (feat. Peter Malik) ko
Checkmate (feat. JJ Lin) ko
Closer (딱 붙어) ko
Cruel Memories (feat. Yoon Do Hyun) (추억은 잔인하게… (With 윤도현)) ko
Fireworks (불꽃놀이) (With Sunwoo Jung Ah) ko
For First Time Lovers ko
Goodnight Lover ko
Hello (입김) (With Sunwoo Jung Ah) ko
Last Leaf (마지막 잎새) ko
Letter jp
Life Is A Party en
Lost in Time (널 잊는 시간 속) ko
Make You Mine en
Melody jp
Mileage (마일리지) (Feat. YDG) ko
Navigation ko
Not Anymore (대답하지 마) ko
One Fine Day (어느 멋진 날) ko
Password ko
Shall We Kiss? (키스해볼까?) ko
That Girl (여자여자해) (Feat. Loco) ko
Without You (니가 없어도) ko
Would You Marry Me? (너,나,우리) (Feat. 이준, 윤두준 of 하이라이트, 광희) ko
넌 내게 반했어 (You’ve Fallen For Me) ko
별, 그대 (Star, You) ko