1er album:Voice of Xpression



- Interlude
- 2 à 7 ?
- Waiting
-(Instrumental)

3eme album:Baby vox 2



- Ya! Ya! Ya!
- Break it up
- Peya Easter
- Waiting
- Change
- Sugar Baby
- Top of the world
- Ya! Ya! Ya! [remix TV Ver]

5eme album:Why



- Why
- Bae Shin
- Reflection
- Consent
- Overlap
- Lux
- In the sad star
- Bad Boy
- A Trap
- Before Sunrise...
- Patron (animation gundless)
- Why - MR

2eme album:X Net CD (CD-Rom)



-
-
- Ya! Ya! Ya!
- Change
- Waiting
-
- Sugar Baby
- Peya Easter

4eme album:Come come come baby



- Introduction
- Get Up
- Missing You
- Killer
- Flower-Print Bikini
-
- Mask
- Hanulgwa Hamkkehan Sa
- Summer Story
- Useoyo
- Love and ecstasy
-Get Up / Mr (instrumental)
- Ending

6eme album:BoyIsh Story



- Intro (write by Shim Eun Jin)
- Game Over
- In Hyung
- Naeh Sarang Igireul
- Cut
- Lucky 7
- Boodi (write by Kim Ez)
- Ga Kka Yi
- Come on me
- To angel (write by Yoon Eun Hye)
- Puzzle
- The One (write by Lee Hee Jin)
- Go Go, No No, So So
- Majimak Sun Mool (write by Kan Mi Youn)
- Game Over (instrumental)
- Outro