HowL

- Love U
- 꽃보다 남자 BEST COLLECTION (Original TV Series Soundtrack), Pt. 1 · 2009
- Mr. Queen
- Mr. Queen (Original Television Soundtrack) · 2021
- Perhaps Love
- Princess Hours (Original Television Soundtrack) · 2006
- When Spring Comes
- Saimdang, Memoir of Colors (Original Television Soundtrack) · 2017
- Black Spaghetti
- Love to Hate You (Original Soundtrack from the Netflix Series) · 2023
- 아끼지 말아요
- Ro맨틱? No맨틱! Pt. 2 : 아끼지 말아요 - Single · 2010
- 울지마요
- 태양을 삼켜라 (Original Television Soundtrack), Vol. 2 - EP · 2009
- Sweet Sorrow
- Love to Hate You (Original Soundtrack from the Netflix Series) · 2023
- 너만 본다
- Romance Town (Original Soundtrack), Pt. 4 - Single · 2011
- Fuzz Funk Spy
- Love to Hate You (Original Soundtrack from the Netflix Series) · 2023
- Bromance Blues
- Love to Hate You (Original Soundtrack from the Netflix Series) · 2023
- I Like Spaghetti
- Love to Hate You (Original Soundtrack from the Netflix Series) · 2023
- 몰랐습니다
- 고봉실 아줌마 구하기 (Original Television Soundtrack) - Single · 2012