1I LOVE YOU (feat. 이승철) (Real Story Version)
2사랑해요 (feat. 김지연) (My 1st Lover Version)
3사랑해 그대를 (feat. 김기백) (Observer Version)
4첫 번째 설레임 (feat. 김지훈)
5LOVE YOU (feat. 양희민)
6청혼가 (feat. 신용진)
7My Heart is just beating for you (feat. 조용연)
8Love Letter Boy (feat. 김준기)
9내 사랑 받아줘요 (feat. HEXAGON)
101학년 14반의 사랑꾼들 (feat. 상승만) (Special Version)
11A Fateful Love (feat. HEXAGON) (Inst.)
Until the Wind Is Mine
UNVOICED
サクセッサ (feat. 初音ミク)
黎明
灯火、夜の電車
Money Takes the Heart (from "The Art of Negotiation, Original Television Soundtrack, Pt.1")
1Until the Wind Is Mine
2離人離霊
3明日にやるわ
4LOWGUY
5憧憬賛歌
6One Sheep!!
7骨片
8TAN
9きままにsave
10無声無味