70-90s Jpop Artists, Casts, Authors Beginning with O
- OFF COURSE
- OHGAMI RURIKO
- OHHASHI ERIKO
- Ohsama
- OHTAKI EIICHI
- OHTAKI EIICHI
- OHTSUKA MASAJI
- OISHI MADOKA
- OKA HARUO
- OKADA NANA
- OKAZAKI YUKI
- OKUDA TAMIO
- OKUMURA AIKO
- OKUYAMA EIJI
- Onsoku Line
- Onyanko Club
- ORCHESTRA du NODAME
- ORCHESTRA du NODAME
- ORQUESTA
- OSAKA DROT ICHIZA
- Osamu Kitayama
- Osamu Okuno
- OSAMURAISAN
- Otokogumi
- Otona Mode
- OTOWA SHIN
- OX
- Oyonese
- OZAKI AMII