Ra.D

- I'm In Love
- I'm In Love - Single · 2025
- I'm In Love - Piano RMX
- RealCollabo+RMX · 2009
- The Same Day
- Suspicious Partner (Original Soundtrack) Part.3 - Single · 2017
- Just Because
- Rain Or Shine · 2017
- Fairytale
- Encounter, Pt. 8 (Original Television Soundtrack) - Single · 2019
- Draw You
- Draw You - Single · 2015
- Round and Round (feat. Ra.D)
- LIT · 2025
- Mother′s Soulfood (feat. Ra.D)
- Last Days · 2008
- Thank You
- Little Talk - EP · 2013
- As Always
- 3rd Album [Soundz] · 2014

I'm In Love - Single

I'm In Love - Single

2025
Compass - Single

Compass - Single

2025
It's You - Single

It's You - Single

2025
Like Old Days - Single

Like Old Days - Single

2024
Drive Away3: Drive at Night (Feat. 쟈코비) - Single

Drive Away3: Drive at Night (Feat. 쟈코비) - Single

2024
I'm still missing you - Single

I'm still missing you - Single

2024
Always - Single

Always - Single

2023

You're Different (With Ra.D) - Single

You're Different (With Ra.D) - Single

JeA
Sorry (feat. Ra.D) - Single

Sorry (feat. Ra.D) - Single

Rex.D
Love Time (feat. Ra.D & Han Hyo Ju) - Single

Love Time (feat. Ra.D & Han Hyo Ju) - Single

Lee Seung Gi
Have You Ever Fallen In Love (with Ra.D) [Acoustic Version] - Single

Have You Ever Fallen In Love (with Ra.D) [Acoustic Version] - Single

Standing Egg