Ok Joo Hyun

- You Stand on the Landscape of Remembrance
- My Country the New Age (Original Television Soundtrack) · 2019
- Now N New 2021 (3D Sound)
- 2021 Now N New - Single · 2021
- Talk About Love
- Talk About Love - Single · 2014
- Page One ((From The "커피하우스" Original Television Soundtrack, Pt. 2)
- Page One (From The "커피하우스" Original Television Soundtrack, Pt. 2) - Single · 2010
- 페이지원, Pt. 2
- 커피하우스 (Original TV Series Soundtrack), Pt. 1 · 2010
- 내가 춤추고 싶을 때
- 뮤지컬 엘리자벳 (Original Off-Broadway Cast) · 2012
- 당신처럼
- 뮤지컬 엘리자벳 (Original Off-Broadway Cast) · 2012
- 나는 나만의 것
- 뮤지컬 엘리자벳 (Original Off-Broadway Cast) · 2012
- I Will Follow You (Duet Version)
- I Will Follow You - Single · 2016
- I Was Born To Love You+Only Love (너 하나만+사랑이야 Reprise) [2013 Reprise Version]
- THE LAST KISS (뮤지컬 황태자 루돌프 OST 중 하이라이트) [Original Musical Soundtrack] · 2013
- The Moment I Saw You
- THE LAST KISS (뮤지컬 황태자 루돌프 OST 중 하이라이트) [Original Musical Soundtrack] · 2013
- Something More
- THE LAST KISS (뮤지컬 황태자 루돌프 OST 중 하이라이트) [Original Musical Soundtrack] · 2013
- Prologue - Overture
- THE LAST KISS (뮤지컬 황태자 루돌프 OST 중 하이라이트) [Original Musical Soundtrack] · 2013