The One

- Like A Star
- Like A Star - Single · 2010
- 술 한잔이 생각나
- One Mind - Single · 2017
- 사랑아
- Who Is the One, I Am the One! · 2014
- A Winter Story
- That Winter, the Wind Blows (Original TV Series Soundtrack), Pt. 2 - Single · 2013
- Sick
- Sick - Single · 2014
- 잘있나요
- Gu Family Book, Pt. 6 (Original Television Soundtrack) - Single · 2013
- Like A Star (Instrumental)
- Like A Star - Single · 2010
- A Winter Story (Instrumental)
- That Winter, the Wind Blows (Original TV Series Soundtrack), Pt. 2 - Single · 2013
- Fire
- Fire - Single · 2024
- 천일동안 (원곡가수 이승환)
- <나는 가수다 2> 2012 가왕전 4강전 / 1집 - EP · 2012