Single 015B, 홍비 (Hongbi) – 과거의 오늘 Aug 18, 2021 be1lyric Track 01 from Single "New Edition 09"Release Date: 2019.03.12
Album 015B, 홍비 (Hongbi) – 과거의 오늘 (Remastered) Aug 5, 2021 be1lyric Track 02 from Album "Yearbook 2019"Release Date: 2020.02.27