홍은기 (HONG EUNKI) – 착각
Track 05 from EP "HONG EUNKI 1ST MINI ALBUM [UNDEFINABLE:LOVE]"
Release Date: 2020.03.16
홍은기 (HONG EUNKI) – PARANOIA
Track 04 from EP "HONG EUNKI 1ST MINI ALBUM [UNDEFINABLE:LOVE]"
Release Date: 2020.03.16
홍은기 (HONG EUNKI) – 숨
Track 03 from EP "HONG EUNKI 1ST MINI ALBUM [UNDEFINABLE:LOVE]"
Release Date: 2020.03.16
홍은기 (HONG EUNKI) – LOST IN YOU
Track 02 from EP "HONG EUNKI 1ST MINI ALBUM [UNDEFINABLE:LOVE]"
Release Date: 2020.03.16
홍은기 (HONG EUNKI) – Focus (안녕, 낯선사람)
Track 01 from Single "썸에어 OST Part.1"
Release Date: 2021.09.15
홍은기 (HONG EUNKI) – ON&ON
Track 01 from Single "HONG EUNKI 4TH SINGLE [ON&ON]"
Release Date: 2021.01.05
홍은기 (HONG EUNKI) – FLOWER
Track 01 from Single "HONG EUNKI 3rd SINGLE ALBUM [FLOWER]"
Release Date: 2020.08.02
홍은기 (HONG EUNKI) – BLOW
Track 01 from Single "EUNKI 1st Single Album [BLOW]"
Release Date: 2019.07.19
홍은기 (HONG EUNKI) – 다른 놈들 말고 나 (feat. 박성호)
Track 01 from Single "턴더스트릿 OST - Part.2"
Release Date: 2021.06.04
홍은기 (HONG EUNKI) – 착각
Track 01 from Single "EUNKI 2nd Single Album [착각]"
Release Date: 2019.12.20
홍은기 (HONG EUNKI) – 어떤마음
Track 01 from Single "어떤마음"
Release Date: 2022.01.10
이은상, 김민규, 조준영, 홍은기 (HONG EUNKI) – 오늘 밤 (Tonight) (feat. 그린)
Track 04 from EP "IDOL (아이돌 : The Coup) OST Part.6"
Release Date: 2021.12.13