YOOK SUNGJAE

- Ambiguous
- KBS2 Drama Fight For My Way (Original Television Soundtrack), Pt. 4 - Single · 2017
- at last
- All About Blue - EP · 2025
- BE SOMEBODY
- EXHIBITION : Look Closely - Single · 2024
- Come with the Wind
- YOOK O'clock · 2020
- 1, 2, 3
- This Is Us · 2018
- 또 사랑하고 만다
- Scholar Who Walks The Night (Original Television Soundtrack) · 2015
- Tell Me
- Piece of BTOB, Vol. 6 - Single · 2017
- Photograph
- "A Cube" for Season # Blue Season 2 - Single · 2015
- LIE
- LIE - Single · 2025
- Love Song (feat. 박혜수)
- Who Are You: School 2015 (Original Television Soundtrack) · 2015

One and Only Story - Single

One and Only Story - Single

2025
All About Blue - EP

All About Blue - EP

2025
LIE - Single

LIE - Single

2025
EXHIBITION : Look Closely - Single

EXHIBITION : Look Closely - Single

2024
Mystic Pop-up Bar, Pt. 2 (Original Television Soundtrack) - Single

Mystic Pop-up Bar, Pt. 2 (Original Television Soundtrack) - Single

2020
3X2=6 Project, Pt. 3 - Single

3X2=6 Project, Pt. 3 - Single

2020
3X2=6 Project, Pt. 2 - Single

3X2=6 Project, Pt. 2 - Single

2020