오아랜 (or&) – 여전히 난 그대죠
Track 01 from Single "비밀의 여자 OST Part.4"
Release Date: 2023.05.31
오아랜 (or&) – 온다 (On My Way)
Track 01 from Single "On My Way"
Release Date: 2023.04.20
오아랜 (or&) – 안녕 (Hey)
Track 01 from Single "Hey"
Release Date: 2022.04.09
오아랜 (or&) – 나에게로의 초대
Track 01 from Single "신사와 아가씨 OST Part.5"
Release Date: 2022.01.09
오아랜 (or&) – 욕심 (with 적재)
Track 01 from Single "욕심 (with 적재)"
Release Date: 2021.11.26
오아랜 (or&) – 들려 (Hear Me)
Track 01 from Single "Hear Me"
Release Date: 2021.10.24