Amnesia (기억상실증) ko
Appear (나타나) ko
Cali Shine (With Dok2) ko
Do You Know That? (Feat. Wonder Girls' Yubin) ko
Forever (영영) ko
I Love You (난 널 사랑해) ko
I Love You (사랑해요) ko
I Miss You (보고싶다) ko
I Will Go to You Like the First Snow (첫눈처럼 너에게 가겠다) ko
Love Starts With A Confession (사랑의 시작은 고백에서부터) ko
Only You (오직 너만) ko
Pain Poem (서툰 시) (Feat. Kenzie) ko
People, Love (사람, 사랑) (With Lena Park) ko
Slow ko
Teardrop of My Heart (눈물나는 내 사랑) ko