정준일 – 좋은날
Track 01 from Single "두번째 스무살 OST Part.5"
Release Date: 2015.09.25
정준일 – Beauty (Inspired by Ryan McGinley)
Track 01 from Single "바람을 부르는 휘파람"
Release Date: 2016.05.20
정준일 – 첫사랑 (feat.SOLE(쏠))
Track 01 from Single "첫사랑 (feat.SOLE(쏠))"
Release Date: 2021.01.05
정준일 – Whitney
Track 04 from EP "ELEPHANT"
Release Date: 2018.01.16
정준일 – Hell O
Track 03 from EP "ELEPHANT"
Release Date: 2018.01.16
정준일 – Say Yes
Track 02 from EP "ELEPHANT"
Release Date: 2018.01.16
정준일 – IF
Track 01 from Single "당신이 잠든 사이에 OST Part.10"
Release Date: 2017.11.01
정준일 – Happy Birthday to
Track 01 from Single "[#DearMuse #2016 #PinkRibbon]"
Release Date: 2016.10.19
정준일 – …사랑했잖아…
Track 01 from Single "[Vol.36] 유희열의 스케치북 10주년 프로젝트 : 열일곱 번째 목소리 '유스케 X 정준일'"
Release Date: 2019.10.26
정준일 – WE WILL MEET AGAIN
Track 04 from EP "UNDERWATER"
Release Date: 2016.01.14
정준일 – IAN
Track 03 from EP "UNDERWATER"
Release Date: 2016.01.14
정준일 – PLASTIC (Feat. 비와이_BewhY)
Track 02 from EP "UNDERWATER"
Release Date: 2016.01.14
정준일 – USELESS
Track 01 from EP "UNDERWATER"
Release Date: 2016.01.14
정준일 – Sleep in summer
Track 02 from Single "Summer Inn."
Release Date: 2020.09.02
정준일 – 용가리 Song
Track 05 from Album "도레미파솔라시도 OST"
Release Date: 2008.04.08