Songs
- Q.E.D. (Pi Song Var.2)Lee Ji Su and NAM YE CHAN
- Isn't It Beautiful? (feat. EULER)Lee Ji Su and NAM YE CHAN featuring EULER
- We Decided To Call This 'Courage'Lee Ji Su and NAM YE CHAN
- B103Lee Ji Su and NAM YE CHAN
- Han Ji-Woo & 1%Lee Ji Su and NAM YE CHAN