오종혁 – 사랑했지만
Track 01 from Single "뮤지컬 그날들 OST"
Release Date: 2016.09.09
오종혁 – 마지막으로 Bye Bye
Track 02 from Album "OJ Issue"
Release Date: 2006.09.11
오종혁 – 오늘까지만 (Feat. 오소연)
Track 04 from EP "OK, I'm Ready"
Release Date: 2008.07.03
오종혁 – Give Me Your Love
Track 03 from EP "OK, I'm Ready"
Release Date: 2008.07.03
오종혁, 지숙 – 시들어 (김지숙 Duet With U)
Track 03 from Single "시들어"
Release Date: 2016.10.27
오종혁 – Get Away (Feat. $howgun)
Track 02 from EP "OK, I'm Ready"
Release Date: 2008.07.03
오종혁, 지숙 – 시들어 (오종혁 Duet With U)
Track 02 from Single "시들어"
Release Date: 2016.10.27
오종혁 – I Quit
Track 02 from EP "Oj"
Release Date: 2010.09.17
오종혁, 지숙 – 시들어
Track 01 from Single "시들어"
Release Date: 2016.10.27
오종혁 – We Be The One (Feat. Mr.Gordo)
Track 01 from EP "OK, I'm Ready"
Release Date: 2008.07.03
오종혁 – 가슴이 뛰잖아
Track 01 from EP "Oj"
Release Date: 2010.09.17
오종혁 – 내 마음을 부탁해
Track 04 from Album "DSP Special Album 'White Letter'"
Release Date: 2014.12.15
카라, 레인보우, 오종혁, A-JAX, DSP Girls(소민, 채원) – White
Track 01 from Album "DSP Special Album 'White Letter'"
Release Date: 2014.12.15