hi blue – Blue Valentine (with. 이온)
Track 01 from Single "Blue Valentine (edited)"
Release Date: 2022.01.26
hi blue – Almost Love (with. 형윤)
Track 01 from Single "Almost Love"
Release Date: 2021.10.18
hi blue – Blue valentine (feat. 형윤)
Track 01 from Single "Blue valentine"
Release Date: 2020.09.16