니엘 – 그대 때문에 (Feat. JED)
Track 01 from Single "그대 때문에"
Release Date: 2012.10.05
니엘 – 천사의 노래 (Song of an angel)
Track 09 from Album "oNIELy 'Spring Love'"
Release Date: 2015.04.14
니엘 – 에필로그 (Epilogue)
Track 08 from Album "oNIELy 'Spring Love'"
Release Date: 2015.04.14
니엘 – 전화해 (Call me)
Track 07 from Album "oNIELy 'Spring Love'"
Release Date: 2015.04.14
니엘 – Lady (Feat. L.JOE)
Track 06 from Album "oNIELy 'Spring Love'"
Release Date: 2015.04.14
니엘 – 아포가토 (Feat. C.A.P)
Track 05 from Album "oNIELy 'Spring Love'"
Release Date: 2015.04.14
니엘 – 못된 여자 (Feat. Dok2)
Track 04 from Album "oNIELy 'Spring Love'"
Release Date: 2015.04.14
니엘 – Only you
Track 03 from Album "oNIELy 'Spring Love'"
Release Date: 2015.04.14
니엘 – Memory… (Feat. V-hawk)
Track 02 from Album "oNIELy 'Spring Love'"
Release Date: 2015.04.14
니엘 – 심쿵 (Feat. 주니엘)
Track 01 from Album "oNIELy 'Spring Love'"
Release Date: 2015.04.14
니엘 – 잘 지내? (Feat. 저스디스)
Track 01 from Single "잘 지내?"
Release Date: 2017.09.21
니엘 – 너의 뒤에서
Track 01 from Single "김형석 with Friends Pop & Pop Collaboration #3 NIEL(TEEN TOP) X Charles Jang"
Release Date: 2019.01.22
니엘 – 천사의 노래 (Song of an angel)
Track 07 from EP "NIEL 1ST SOLO 'oNIELy'"
Release Date: 2015.02.16
니엘 – 에필로그 (Epilogue)
Track 06 from EP "NIEL 1ST SOLO 'oNIELy'"
Release Date: 2015.02.16
니엘 – 그런 날
Track 07 from EP "LOVE AFFAIR..."
Release Date: 2017.01.16
니엘 – 전화해 (Call me)
Track 05 from EP "NIEL 1ST SOLO 'oNIELy'"
Release Date: 2015.02.16
니엘 – In The Rain (Feat. 스내키 챈)
Track 06 from EP "LOVE AFFAIR..."
Release Date: 2017.01.16
니엘 – Lady (Feat. L.JOE)
Track 04 from EP "NIEL 1ST SOLO 'oNIELy'"
Release Date: 2015.02.16
니엘 – 신호등
Track 05 from EP "LOVE AFFAIR..."
Release Date: 2017.01.16
니엘 – 아포가토 (Feat. C.A.P)
Track 03 from EP "NIEL 1ST SOLO 'oNIELy'"
Release Date: 2015.02.16
니엘 – 못된 여자 (Feat. Dok2)
Track 02 from EP "NIEL 1ST SOLO 'oNIELy'"
Release Date: 2015.02.16
니엘 – 나 열나
Track 04 from EP "LOVE AFFAIR..."
Release Date: 2017.01.16
니엘 – Only you
Track 01 from EP "NIEL 1ST SOLO 'oNIELy'"
Release Date: 2015.02.16
니엘 – Heart Monster
Track 03 from EP "LOVE AFFAIR..."
Release Date: 2017.01.16
니엘 – 날 울리지마 (Feat. 자이언트핑크)
Track 02 from EP "LOVE AFFAIR..."
Release Date: 2017.01.16
니엘 – I Want
Track 01 from Single "리플레이 OST Part 4"
Release Date: 2021.02.12
조권, 니엘, 지오 (G.O), 양요섭, 남우현 – 눈물나게 아름다운
Track 01 from Single "2012 SBS 가요대전 The Color Of K-Pop 'Dramatic Blue'"
Release Date: 2012.12.26
니엘, 김남주 (에이핑크), 도현 – 운명 (From 쿨 썸머 프로젝트)
Track 01 from Single "운명 (From 쿨 썸머 프로젝트)"
Release Date: 2020.07.31
니엘, 창조, 환희 – Suddenly (voice only)
Track 02 from Single "TOP VOICE"
Release Date: 2021.12.10
니엘, 창조, 환희 – Suddenly
Track 01 from Single "TOP VOICE"
Release Date: 2021.12.10