Umba – Kissing You (Feat. 한성)
Track 01 from Single "Kissing You"
Release Date: 2014.12.23
Umba – Love U (Feat. 우연)
Track 01 from Single "Love U"
Release Date: 2017.05.16
Umba – Real Love
Track 01 from Single "Real Love"
Release Date: 2016.06.16
Umba – 오늘 하루 (Happy Birthday)
Track 01 from Single "오늘 하루"
Release Date: 2015.05.14