In Seong

- Still You, Now Me
- Crossfade: - EP · 2026
- Stained Memory
- Crossfade: - EP · 2026
- Trying To Love
- Crossfade: - EP · 2026
- Feast of the Night
- Crossfade: - EP · 2026
- Mute is Off
- Crossfade: - EP · 2026
- Stay Steady
- IDOL I (Original Soundtrack) · 2025
- Stay Steady (Instrumental)
- IDOL I Pt. 3 (Original Soundtrack) - Single · 2025
- Stay Steady
- IDOL I Pt. 3 (Original Soundtrack) - Single · 2025
- 너를 향해
- MUSICAL Even if this love disappears from the world tonight (Original Soundtrack) - EP · 2025
- Only You (Instrumental)
- The Chairman is level 9 (Original Web Drama Soundtrack), Pt. 1 - Single · 2024

The Chairman is level 9 (Original Web Drama Soundtrack)

The Chairman is level 9 (Original Web Drama Soundtrack)

2024

Crossfade: - EP

Crossfade: - EP

2026
IDOL I Pt. 3 (Original Soundtrack) - Single

IDOL I Pt. 3 (Original Soundtrack) - Single

2025
The Chairman is level 9 (Original Web Drama Soundtrack), Pt. 1 - Single

The Chairman is level 9 (Original Web Drama Soundtrack), Pt. 1 - Single

2024
The Matchmakers (Original Soundtrack), Pt. 3 - Single

The Matchmakers (Original Soundtrack), Pt. 3 - Single

2023
Watcha Original <DOUBLE TROUBLE> 5th EP History – ‘Back Door

Watcha Original <DOUBLE TROUBLE> 5th EP History – ‘Back Door

2022
Watcha Original <DOUBLE TROUBLE> 4th EP LEGEND DUET – 'My Lips Warm Coffee'

Watcha Original <DOUBLE TROUBLE> 4th EP LEGEND DUET – 'My Lips Warm Coffee'

2022
Watcha Original <DOUBLE TROUBLE> 3rd EP Conceptual – Sporty ‘Energetic’

Watcha Original <DOUBLE TROUBLE> 3rd EP Conceptual – Sporty ‘Energetic’

2022