- Soulmate · 2002
- Air · 2003
- Kim Hyun Sung 2 Solo Album · 1998
- Kim Hyun Sung Vol. 1 · 1997
- Kim Hyun Sung Vol. 1 · 1997
- Kim Hyun Sung 2 Solo Album · 1998
- Kim Hyun Sung 2 Solo Album · 1998
- Air · 2003
- 현' Solitude 3 · 1999
- Air · 2003
- 현성시대 · 2002
- Kim Hyun Sung Vol. 1 · 1997
- Kim Hyun Sung 2 Solo Album · 1998
Albums
- 2003
- 2002
- 1999
- 1997
Singles & EPs
Compilations
- 2002