FIL (필) – 나쁜사람
Track 01 from Single '나쁜사람'
FIL (필) – 오늘 나를 버려요
Track 01 from Single '오늘 나를 버려요'
FIL (필) – 뻔한 끝
Track 01 from Single '뻔한 끝'
FIL (필) – 부탁해요
Track 01 from Single "부탁해요"
Release Date: 2023.10.07
FIL (필) – 만취
Track 01 from Single "만취"
Release Date: 2022.09.12
FIL (필) – 너를 지운다는 건
Track 01 from Single "너를 지운다는 건"
Release Date: 2022.04.10
FIL (필) – 기억을 짚다가
Track 01 from Single "며느라기2...ing OST Part.1"
Release Date: 2022.02.05
빨간양말, 이동윤, 김대연, 허진호, FIL (필), 리나 – You Are My Christmas
Track 01 from Single "You Are My Christmas"
Release Date: 2021.12.23
FIL (필) – 아무일 없던 것처럼
Track 01 from Single "아무일 없던 것처럼"
Release Date: 2020.03.15
FIL (필) – 얼마나 아팠을까
Track 01 from Single "얼마나 아팠을까"
Release Date: 2019.06.19
FIL (필) – 다시 겨울로 돌아가
Track 01 from Single "다시 겨울로 돌아가"
Release Date: 2019.04.12
FIL (필) – 내가 널 버리는 거야
Track 01 from Single "내가 널 버리는 거야"
Release Date: 2018.12.26
FIL (필) – Pass away
Track 01 from Single "닥터프리즈너 OST Part 3"
Release Date: 2019.04.10
FIL (필) – 하필 왜
Track 01 from Single "하필 왜"
Release Date: 2020.10.04
FIL (필) – 첫사랑
Track 01 from Single "나는 길에서 연예인을 주웠다 OST Part.7"
Release Date: 2018.11.30
FIL (필) – 아직도 그대로인 건
Track 01 from Single "연애혁명 OST Part.4"
Release Date: 2020.12.10
FIL (필) – 2월 14일
Track 01 from Single "2월 14일"
Release Date: 2019.02.14
FIL (필) – 곧 이별
Track 01 from Single "곧 이별"
Release Date: 2021.05.09
FIL (필) – 말하지 그랬니
Track 01 from Single "말하지 그랬니"
Release Date: 2019.08.26
015B, FIL (필) – 325km
Track 01 from Single "New Edition 11"
Release Date: 2019.05.14
015B, FIL (필) – 딱 5분만
Track 01 from Single "New Edition 19"
Release Date: 2020.04.14
FIL (필), 김대연 – 선물
Track 01 from Single "선물"
Release Date: 2020.01.01