- Otra tocada másEl Tri
- Ooh-Wakka-Doo-Wakka-DayGilbert O'Sullivan
- Ooh Baby (Luv Foundation (UK) x Ruff Loaderz Remix)Gilbert O'Sullivan
- Out of the QuestionGilbert O'Sullivan
- Only One - Tribute to Kanye West and Paul McCartneyMusic Mayhem
- Off CentreGilbert O'Sullivan
- オモヒデ オーヴァ ドライヴ (OMOHIDE OVER DRIVE)七尾旅人 (Nanaotabito)
- Outside - Tribute to Calvin Harris and Ellie GouldingMusic Mayhem
- 라스트 OST - Part.1 (last OST - Part.1)서문탁 (西门卓)
- 마녀의 성 (Original Television Soundtrack) , Pt. 7 (魔女之城 OST - Part.7)버블 시스터즈 (Bubble Sisters)
- 신데렐라는 내가 아니었다 OST Part 2 (I Wasn't the Cinderella OST part 2) (我不是灰姑娘OST Part 2)서문탁 (西门卓)
- 다시, 첫사랑 OST Part 3. (再一次,初恋 OST Part.3)서문탁 (西门卓)
- Other Voices (Expanded Edition)Paul Young (保罗杨)
- 청담동 스캔들 (Original Television Soundtrack) , Pt. 3버블 시스터즈 (Bubble Sisters)
- One's Memory버블 시스터즈 (Bubble Sisters)
- Original Album ClassicsPaul Young (保罗杨)
- 偶尔还会想起她双紫钰
- 소원을 말해봐 (Original Television Soundtrack) Pt. 4버블 시스터즈 (Bubble Sisters)
- Oldies Legends: Kay Starr, Jo Stafford, & Teresa Brewer Sing Their Greatest Hits from Wheel of FortuJo Stafford
- OasisThe Him
- 귀부인 OST - Part.1 (贵夫人 OST - Part.1)버블 시스터즈 (Bubble Sisters)
- OGRE BATTLE 64 Original Sound Tracks松尾早人
- ON THE ROAD织田裕二 (oda yuji)
- 초콜릿 OST Part.3 (巧克力 OST Part.3)정진우 (郑振宇)
- 그남자 오수 OST PART.4 (那个男人吴洙 OST PART.4)정진우 (郑振宇)
- OrigamiFlorian Picasso
- 쌍갑포차 OST Part.1 (双甲路边摊 OST Part.1)정진우 (郑振宇)
- One Reason (feat. Imad Royal & Kiah Victoria) (LP Giobbi Remix)Imad Royal
- One ReasonImad Royal
- Operate (Illenium Remix)Imad Royal
- O Que Se QuerRodrigo Amarante
- Only For Your LoveFlorian Picasso
- Out Of ControlNothing's Carved In Stone (ナッシングス カーブド イン ストーン)
- Out Of TimeJustin Mylo
- Out of ControlNothing's Carved In Stone (ナッシングス カーブド イン ストーン)
- On A Bad DayKasey Chambers
- 낭만닥터 김사부 OST Part.4 (浪漫医生金实福 OST Part.4|Romantic Doctor Teacher Kim OST Part.4)전인권 (全仁权)
- 역적 : 백성을 훔친 도적 OST Part.1 (逆贼 : 窃取百姓的盗贼 OST Part.1)전인권 (全仁权)
- OctopusBloc Party
- One More ChanceBloc Party
- 역적 : 백성을 훔친 도적 OST Part 1전인권 (全仁权)
- One Month OffBloc Party
- One More Chance (Heartbreak Remix)Bloc Party
- Other worldNega_music_project
- One Second of LoveNite Jewel
- Ochi de copilDeepcentral
- 구가의 서 OST Part.2 (九家之书 OST Part.2)이상곤 (李尚坤)
- 완벽한 아내 OST Part.6 (完美的妻子 OST Part.6|Ms. Perfect OST Part.6)이상곤 (李尚坤)
- One BoxTor Miller
- 위대한 조강지처 OST Part.3 (伟大的糟糠之妻 OST Part.3|The Great Wife OST Part.3)아리 (Arie)
- 혼술남녀 OST Part 6 (独酒男女 OST Part 6)아리 (Arie)
- 별난가족 OST Part.2(Unsaual Family (KBS 1TV DRAMA) OST Part.2) (怪异家族 OST Part 2)아리 (Arie)
- 홍대 라이프 OST Part.3 (Hongdae Life OST Part.3)아리 (Arie)
- 미치지 않고서야 OST PART.9 (直到疯狂OST PART.9)赵慧仙 (Cho Hye Sun)
- 친절한 선주씨 OST Part.1 (Desperate Mrs. Seonju OST Part.1)아리 (Arie)
- 여신강림 OST Part 4 (女神降临 OST Part 4)赵慧仙 (Cho Hye Sun)
- 주류일절 OST Part.1 (All the Liquors OST Part.1)아리 (Arie)
- 모두 다 쿵따리 OST Part 10 (Everybody say Kungdari OST Part.10)아리 (Arie)
- 오 마이 웨딩 OST Part.1 (Oh My Wedding OST Part.1) (Oh 我的婚礼 OST Part.1)아리 (Arie)
- On Tour in Britain, 1952Big Bill Broonzy
