100 of 129 idols
@onefive
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#ういらぶ
CANDY GO!GO!
FiDZ
ICECREAM SCREAM
O-STAR Kenkyuusei
O'CHAWANZ
Obachaaan
Obento Idole
Oboreru Aidentity
OBP（アイドルグループ）
Obsess
OCHA NORMA
OchaMental☆Party
ODD CIPHER Ø
odera yuki
Odore! Kamikaze
OFA☆21
OFR48
Ogawa chan
oguraaisa
Oh! My Kitty
Oh☆Campee
Ohagirl Chu! Chu! Chu!
Ohagirl from Girls²
ohara otoha
Ohayou! Mokyuration
Ohka Ranman
OHMIKAMI
Ohmu
Oishii Mizutama
Oishii Shokuzai
Oka no Kiseki
Okaeri Sisters おかえりシスターズ
Okamoto Ichika
okazaki kiiro
OKI.7STARS
Okosama Plate.
okyupetesuimin
OLiDOL!
OLNew
Omatsuri Shoujo (Group)
OMNI666
omoiro chime!
omoka chiba
Omusubi Korokoro
on and Go!(おなご)
On the treat Super Season
Onatters オナッターズ
Once a chance
Once Upon a Time
ONE (Group)
ONE + ONE + ONE
ONE BY ONE
ONE CHANCE
One Chance Yeah Hoi!
ONE KILL
One muse!
ONE NEXT GIRLS
Onegai!! Fullhouse
OneLittleKiss
Onephony
Onephonyワンフォニー
ONEPIXCEL
Onigokko
Onipan's!
Onnajuku All Stars
ORANCHE
Orange Latte
ORANGE PORTオレンジポート
Orange Sisters
OrangeHoop
OrangeLeaf
OrderDoll
Origamillio(n)
orihara chinami
OS☆U
Osaka Show Gangs
Osaka☆Syunkasyuto
OSAKA翔GANGS
Oshigoto♡Patissiere
Osumashi Tea Party
OTHE11O
otogi fanfare
Otoha Totsuka
Otome Etoile
Otome no Junjou
Otome Syndream
Otome☆Corporation
Otomercure
Otomezacho☆Gingadan
Ototoi Friday
otukichan
Ougon Jidai
oumi rio
OverAge
OVERDOSE
OVERFLOW
