1415

- Photographs
- Touch Your Heart (Original Television Soundtrack), Pt. 7 - Single · 2019
- Draw the Line
- DEAR : X - EP · 2017
- When It Snows
- FROM : X - EP · 2018
- naps! (feat. Wonpil)
- naps! - EP · 2021
- Happy
- Her Private Life (Original Television Soundtrack) · 2019
- Lovesong
- O - EP · 2026
- Little by little
- O - EP · 2026
- Lovable
- DEAR : X - EP · 2017
- 이상해 정말
- The Secret Life of My Secretary (Original Television Soundtrack), Pt. 7 - Single · 2019
- Count on me
- O - EP · 2026

O - EP

O - EP

2026
This Life Feels Ruined - Single

This Life Feels Ruined - Single

2026
TROUBLE - Single

TROUBLE - Single

2023
Glass leaf love (Webtoon 'The Admiral's Monstrous Wife') [Original Soundtrack], Part.3

Glass leaf love (Webtoon 'The Admiral's Monstrous Wife') [Original Soundtrack], Part.3

2022
naps! - EP

naps! - EP

2021
lost - Single

lost - Single

2021
When i was the most beautiful (Original Television Soundtrack) Pt. 1 - Single

When i was the most beautiful (Original Television Soundtrack) Pt. 1 - Single

2020