승희 (오마이걸) – Set Fire
Track 01 from Single "엘소드 OST : Set Fire"
Release Date: 2023.03.09
승희 (오마이걸) – My Finale
Track 01 from Single "더 패뷸러스 OST Part 3"
Release Date: 2022.11.04
승희 (오마이걸) – 그날 (The day) (세기말 풋사과 보습학원, 네이버 웹툰)
Track 01 from Single "세기말 풋사과 보습학원(네이버 웹툰) OST Part.1"
Release Date: 2022.06.23
손동운, 승희 (오마이걸) – 언제쯤이면
Track 01 from Single "[Vol.139] 유희열의 스케치북 With you : 아흔 한번째 목소리 '유스케 X 손동운, 승희(오마이걸)'"
Release Date: 2022.06.11
승희 (오마이걸), 정세운 – Flip It (Galaxy CM)
Track 01 from Single "Flip It (Galaxy CM)"
Release Date: 2021.09.03
승희 (오마이걸) – 편지
Track 02 from EP "더 리슨"
Release Date: 2021.10.24
승희 (오마이걸) – 편지
Track 01 from Single "편지"
Release Date: 2021.10.02
승희 (오마이걸) – WHO
Track 01 from Single "러블리 호러블리 OST Part.1"
Release Date: 2018.08.20
승희 (오마이걸) – You Are
Track 01 from Album "사랑의 온도 OST"
Release Date: 2017.11.20
승희 (오마이걸), 지호 (오마이걸), 비니 (오마이걸) – I Know
Track 01 from Single "스타트업 OST Part.4"
Release Date: 2020.10.25
승희 (오마이걸) – 설레는 발걸음
Track 01 from Single "으라차차 와이키키 OST Part.5"
Release Date: 2018.03.05
승희 (오마이걸) – 그런사람 또 없습니다 (Acoustic Ver.)
Track 02 from EP "하나뿐인 내편 OST Part.2"
Release Date: 2018.09.29
승희 (오마이걸) – 그런사람 또 없습니다
Track 01 from EP "하나뿐인 내편 OST Part.2"
Release Date: 2018.09.29
승희 (오마이걸) – You Are
Track 01 from EP "사랑의 온도 OST Part.1"
Release Date: 2017.09.25
승희 (오마이걸) – 언젠가 설명이 필요한 밤 (바니와 오빠들 X 승희 (오마이걸))
Track 01 from Single "언젠가 설명이 필요한 밤 (바니와 오빠들 X 승희 (오마이걸))"
Release Date: 2020.12.09
승희 (오마이걸) – Sunny Day
Track 01 from Single "사이코메트리 그녀석 OST Part 3"
Release Date: 2019.04.09
승희 (오마이걸) – CHEER UP
Track 01 from Single "아이돌보컬리그 - 걸스피릿 EPISODE 04"
Release Date: 2016.08.10
승희 (오마이걸) – Dear My Nights
Track 01 from Single "우수무당 가두심 OST Part.2"
Release Date: 2021.08.20
채리나, 승희 (오마이걸) – Maybe I love You + 연인
Track 02 from Single "아이돌보컬리그 - 걸스피릿 EPISODE 07"
Release Date: 2016.08.31
소정 (레이디스 코드), 승희 (오마이걸) – 24시간이 모자라 + NoNoNo
Track 01 from Single "아이돌보컬리그 - 걸스피릿 EPISODE 06"
Release Date: 2016.08.24
승희 (오마이걸) – WHO
Track 01 from Album "러블리 호러블리 OST"
Release Date: 2018.10.02
승희 (오마이걸), 한희준 – I’ll Be Free (Prod. By 강타X송광식)
Track 01 from Single "노래의 탄생 TRACK 8"
Release Date: 2016.11.24