Groups
- ogawa jinguu (16)
- omochi (16)
- ogeretsu-dan (16)
- oroboy (15)
- osushi-rice (15)
- ojopie sentimental (15)
- on your mark (14)
- onnanoko himitsu seisan koujou (14)
- otona teikoku (14)
- osterei (14)
- okuchi no okuchi (14)
- otohimedou (14)
- off side (14)
- onemu hormone (14)
- open book (14)
- oboro hyakuhachishiki (13)
- orange restaurant (13)
- omameyasan (13)
- orange typhoon (13)
- oimoto (13)
- otona no douraku (13)
- ogagaga-sou (13)
- oharaibako (13)
- orange chocolat (12)
- otona no youchien (12)
- oohashiya (12)
- okazu club (12)
- osakana tabeyo (12)
- osamuya (11)
- oxg (11)
- otukimidango (11)
- operating room (11)
- omiotsuke (11)
- okashi na denpa (11)
- otoko no roman (11)
- okosama pancake (11)
- ota office (11)
- okt (11)
- ochawan (11)
- oishii udon (11)
- ohige yashiki (10)
- orugouru (10)
- oyatsukan (10)
- o.riginal brand (10)
- onasuga 99-yen (10)
- oishii oshiri cafe (10)
- oneashi (10)
- ooitei (10)
- orenjiya (10)
- ochaduke (10)
- orange bullet (10)
- otakulife japan (10)
- oktm (10)
- ohanabatake typhoon (10)
- osushi og (10)
- otokodama (9)
- o-penguin (9)
- ongire (9)
- outrate (9)
- one or eight (9)
- otochilu cafe (9)
- oboro (9)
- okushima izumo (9)
- onanism (9)
- oni 69dan (9)
- oberkochen (9)
- optimism small country (9)
- orange crown (9)
- osiris (8)
- ol (8)
- omatsuri kibun (8)
- overflow (8)
- outroad (8)
- onyitei (8)
- o-gon pudding (8)
- ojmomo (8)
- orc soft (8)
- one week holiday (8)
- orgasm slap (7)
- ogawaya (7)
- omoide pokke (7)
- omochibako no text log (7)
- orange blossom (7)
- otoko no saimin fetiya-san (7)
- onigiriz (7)
- onichikusyou (7)
- outro (7)
- omochiya (7)
- omuretsu server (7)
- okazu company (7)
- okojodou (7)
- one hit wonder (7)
- omoya (7)
- omame cyokueitenn (7)
- overload (7)
- orezashow (7)
- one and only (7)
- ogura shoukai (7)
- ofuro haitta erai (6)
- omochi noubyouin (6)
- ohiyakudasai (6)
- oto (6)
- onnanoko mix (6)
- oinko (6)
- oilan (6)
- otoshinkuru (6)
- ourakuen (6)
- oops (6)
- oyama kikunosuke vs (6)
- onizukachris (6)
- omega circuit (6)
- onnanoko payapaya (6)
- osiri (6)
- otawamure gogo (6)
- oba-q honpo qt (6)
- ouun (6)
- oko-san (6)
- ooarai nourakudou (6)
- omoni yoruyou (6)
- oreteki shikou (6)