김항규 – 처음으로
Track 01 from Single "처음으로"
Release Date: 2021.10.08
김항규, 라움 – 오늘보다 더
Track 01 from Single "오늘보다 더"
Release Date: 2020.09.14
김항규, 라움 – 그대 하루 들을 수 있게
Track 01 from Single "그대 하루 들을 수 있게"
Release Date: 2021.07.08
Be One with Kpop - with Lyric
Track 01 from Single "처음으로"
Release Date: 2021.10.08
Track 01 from Single "오늘보다 더"
Release Date: 2020.09.14
Track 01 from Single "Tone Project Vol.3 Justice League"
Release Date: 2020.06.12
Track 01 from Single "그대 하루 들을 수 있게"
Release Date: 2021.07.08