- 불어라 미풍아 (Original Television Soundtrack) , Pt. 22우은미 (禹恩美)
- 결혼하자 맹꽁아! OST Part.27 (结婚吧笨蛋啊! OST Part.27)우은미 (禹恩美)
- 가끔씩 니가 떠올라 (偶尔想起你)우은미 (禹恩美)
- 본능적인 그대 OST Part.5우은미 (禹恩美)
- 미치도록 너만을 OST Part.4 (Crazily, Only You (Original Webtoon Soundtrack) , Pt. 4)우은미 (禹恩美)
- ゼーガペイン Original Soundtrack 1 (泽伽佩因 原声带1)新居昭乃 (Arai Akino)
- 수지맞은 우리 (Original Television Soundtrack) , Pt. 28 (幸运的我们 OST Part.28)우은미 (禹恩美)
- 미녀와 순정남 (Original Television Soundtrack) , Pt. 20 (美女与纯情男 OST Part.20)우은미 (禹恩美)
- original 5th Album ソラノスフィア新居昭乃 (Arai Akino)
- 터치터치 그대 OST Part.1 (触摸你 OST Part.1)우은미 (禹恩美)
- 이번 주 아내가 바람을 핍니다 OST Part.4 (老婆这周要出墙 OST Part.4)달총 (Dalchong)
- On God's Green Earth [Studio Series Performance Track]Point Of Grace
- One King (Studio Series Performance Track)Point Of Grace
- O Holy Night [Studio Series Performance Track]Point Of Grace
- Out of My MindLasgo (拉斯歌)
- Over YouLasgo (拉斯歌)
- Original Hits: Xavier CugatXavier Cugat
- OLE!OH!木村カエラ (きむら カエラ)
- Orquestas de Oro / Xavier CugatXavier Cugat
- One More Broken Heart [Studio Series Performance Track]Point Of Grace
- Ocean (海洋)Mirabai Ceiba
- One Team One SpiritGotthard
- One Life One SoulGotthard
- Ojos Como Estrellas— Eyes Like StarsMirabai Ceiba
- 야차 OST Part.2 (夜叉 OST Part.2)이지혜 (李智慧)
- Oye Negra! (Remastered)Xavier Cugat
- 끝에서 두 번째 사랑 OST PART 2 (倒数第二次爱情 OST PART 2|Second Love From The End OST PART 2)베이비소울 (BabySoul)
- 또 다른 나 (경찰수업 OST 스페셜 트랙) (Another Me (警察课堂 OST Special Track)) (警察课堂 OST 스페셜 트랙)빅마마 (Big Mama)
- Out Of The StormBryan White (布莱恩·怀特)
- Original Album ClassicsGotthard
- OpenGotthard
- 동네앨범 삼척 OST Part.3 (小区专辑 Samcheok OST Part.3)김종민 (金钟民)
- 설렘주의보 OST Part.1김종민 (金钟民)
- ORIGINAL!Yuria (ゆりあ)
- Old Places Old FacesJoe Sample (乔·桑帕)
- 마이 시크릿 호텔 OST - Part.2 (我的秘密饭店 OST - Part.2|My Secret Hotel OST - Part.2)야광토끼 (夜光兔子)
- OasisJoe Sample (乔·桑帕)
- Our Relation今井绘理子
- On the Floor - (Originally By Jennifer Lopez Feat. Pitbull) [Karaoke / Instrumental] - SingleDJ Covers (封面DJ)
- OT WORKS Ⅲ岡崎体育 (おかざき たいいく)
- OT WORKS Ⅲ (Selected ver.)岡崎体育 (おかざき たいいく)
- OT WORKS Ⅱ岡崎体育 (おかざき たいいく)
- OT WORKS岡崎体育 (おかざき たいいく)
- ONE PIECE ワンピースキャラクターソロシングル Eyes of ZORO (海贼王 角色Solo单曲 Eyes of ZORO)中井和哉 (なかい かずや)
- 정글스토리 OST신해철 (申海哲)
- ON THE PRECIPICE (Explicit)JRDN
- O Lume Doar A MeaMiss Mary
- $oul王极
- Orange RoadJulia Hart (줄리아 하트)
- 세기말 OST (世纪末 OST)신해철 (申海哲)
- OpenMiss Mary
- 천국보다 낯선 OST신해철 (申海哲)
- OutlawMiss Mary
- Over The Rainbow Vol. 4AT17
- Over The Rainbow Vol.3AT17
- Over The Rainbow Vol.2AT17
- Over The Rainbow Vol. 1AT17
- Obrigado la familleDavid Carreira
- 사회인 OST (Our Baseball OST)정화 (正花)
- O Que FomosDavid Carreira
