Kim Hyung Suk

- 나였으면 (feat. Na Yoon Kwon)
- 황태자의 첫사랑 (Original Television Soundtrack) · 2004
- 아름다운 이별 II (feat. PSY & 이재훈)
- 김형석 With Friends · 2006
- 괜찮아요 난..
- ACE III 마지막 바램 · 2002
- 너의 뒤에서 (feat. Kim Tae Woo)
- 김형석 With Friends · 2006
- 자장가 (Lullaby)
- 엽기적인 그녀 (Original Movie Soundtrack) [AC+E No.2] · 2001
- Love & Longing
- 엽기적인 그녀 (Original Movie Soundtrack) [AC+E No.2] · 2001
- 내가 될 그 날까지 (feat. Na Yoon Kwon)
- 황태자의 첫사랑 (Original Television Soundtrack) · 2004
- I Believe (Piano Version)
- 엽기적인 그녀 (Original Movie Soundtrack) [AC+E No.2] · 2001
- All In Theme (Orchestra Ver.)
- 올인 (Original Soundtrack) · 2003
- Lost Memory
- 엽기적인 그녀 (Original Movie Soundtrack) [AC+E No.2] · 2001

The Light in Your Eyes, With Piano (Original Television Soundtrack)

The Light in Your Eyes, With Piano (Original Television Soundtrack)

2019
태풍 (Original Motion Picture Soundtrack)

태풍 (Original Motion Picture Soundtrack)

2005
우리형 (Original Motion Picture Soundtrack)

우리형 (Original Motion Picture Soundtrack)

2004
황태자의 첫사랑 (Original Television Soundtrack)

황태자의 첫사랑 (Original Television Soundtrack)

2004
엽기적인 그녀 (Original Movie Soundtrack) [AC+E No.2]

엽기적인 그녀 (Original Movie Soundtrack) [AC+E No.2]

2001