- SBS Drama Doctors (Original Television Soundtrack) · 2016
- Here Comes Robo KDI-109! (Original Television Soundtrack) - Single · 2017
- While You Were Sleeping, Pt. 5 (Original Television Soundtrack) - EP · 2017
- 화려한 유혹 (Original Television Soundtrack), Pt. 14 - 불꽃 - Single · 2016
- For You - EP · 2017
- The Master of Producer, Pt. 3 · 2019
- Reunited Worlds Original Soundtrack Pt.7 - Single · 2017
- MY DEMON (Original Sound Track) Special · 2024
- 뇌 멋대로 한다 (Original Soundtrack) - EP · 2022
- 뇌 멋대로 한다 (Original Soundtrack) - EP · 2022
- SUNSHINE LOVE (feat. SE O) - Single · 2021
- AUTOMATA (feat. Son Hyeeun) - Single · 2021
- Nobody Knows (Original Soundtrack) Pt.5 - Single · 2020
Про SE O
- РІДНЕ МІСТО
- KR
- ЖАНР
- Корейський поп