Alex

- EYES (feat. Alex)
- KC2.5 · 2025
- 화이트데이 (Instrumental Version)
- 화이트데이 - Single · 2019
- 화이트데이 (with FM43)
- 화이트데이 - Single · 2019
- Stand by my side (Instrumental)
- I am the mother too (Original Soundtrack) Pt.3 - EP · 2018
- Stand by my side (Guitar Version)
- I am the mother too (Original Soundtrack) Pt.3 - EP · 2018
- Stand by my side
- I am the mother too (Original Soundtrack) Pt.3 - EP · 2018
- Hold Me
- I am the mother too (Original Soundtrack) · 2018
- Hold me (Instrumental)
- I am the mother too (Original Soundtrack) Pt.2 - Single · 2018
- Wedding Song
- Sing For You (Original Television Soundtrack) · 2017
- 널 향한 나의 시간 (Inst.)
- 풍선껌 (Original Television Soundtrack) · 2015
- 널 향한 나의 시간
- 풍선껌 (Original Television Soundtrack) · 2015
- Sky & Star 6 (With Alex, Pier)
- Sky & Star 6 - Single · 2015
- Give you my love
- My Lovely Girl (Original Television Soundtrack) · 2014

화이트데이 - Single

화이트데이 - Single

2019
I am the mother too (Original Soundtrack) Pt.3 - EP

I am the mother too (Original Soundtrack) Pt.3 - EP

2018
I am the mother too (Original Soundtrack) Pt.2 - Single

I am the mother too (Original Soundtrack) Pt.2 - Single

2018
Sing For You- 3rd Story -Don't Worry, My Dear - Single

Sing For You- 3rd Story -Don't Worry, My Dear - Single

2017
Bubble Gum, Pt. 2 (Original Television Soundtrack) - Single

Bubble Gum, Pt. 2 (Original Television Soundtrack) - Single

2015
My Lovely Girl (Original Television Soundtrack), Pt. 3 - EP

My Lovely Girl (Original Television Soundtrack), Pt. 3 - EP

2014
짝 (Original Television Soundtrack), Pt. 2 - 한걸음 그대 곁으로 - Single

짝 (Original Television Soundtrack), Pt. 2 - 한걸음 그대 곁으로 - Single

2013