J-POP 「お」からはじまる 人物
- O2
- O2
- O2
- oak
- OALEYGRAB
- OAU
- Oavette
- OBANDOS
- Obento Idole
- Object Oriented Band
- objective-Saw
- OBLIVION DUST
- OBP
- OBRIGARRD
- OBSTRUCTION
- oc-tave
- ocaco
- Occhi
- Ocean
- Ocean From The Dead Scream、EYES UNCLOUDED、COLLECTION OF WEAKLINGS、BLACKAGLY FORCE
- OCEANLANE
- OCEANS
- OCHA NORMA
- OCHA∞ME
- Ochunism
- OCQ
- Octaviagrace
- octo.
- OCTOPLASHER
- Octopus Daughter
- OCTOPUS ROCKS SPRINGFIELD
- OCTPATH
- OD
- odd eyes
- odd five
- ODDLORE
- odd’s
- Odile
- ODIN
- ODIO
- odol
- ODOLA
- ODOROOM
- ODOROOM feat.PandaBoY
- OE aka CAPTAIN FUNK
- OFF MASK 00
- OFFICE CUE
- Official髭男dism
- offseason
- OFR48
- often mofun
- OG-STYLE
- OGA
- OGA-KID
- ogiyy
- OGK
- OGLE
- OGRE YOU ASSHOLE
- OGRE YOU ASSHOLE
- Oh my!
- Oh No Darkness!!
- oh sunshine
- oh yes aha
- OH!!マイキーズ
- Oh!Sharels
- Oh,Yoko
- OHA-ガール
- ohana
- Ohanami
- OHIO101
- OHMURA HIDEHARU
- OI RIVER SUMMIT
- Oi!VALCANS
- Oi-SKALL MATES
- OI-SKALL MATES
- Oi-SKALL MATES/柳家睦&ザ・ラットボーンズ
- OiDAKi
- Oii
- Oil
- OIL WORKS
- OILA
- OILMAN
- OINK
- OishiiOishii
- OJ&ST
- OJ&ST
- OJI
- OJIBAH feat.NORIKIYO
- OJPC
- OK'S
- OK?NO!!
- Okada & Ryo
- OKAMOTO'S
- OKAMOTO'S
- okamotonoriaki(岡本憲昭)
- okapi
- Okawa & The Rulers
- Okayama Music Project
- Okayu
- Okey Dokey