Groups
- romantic shinjuu 7
- romantic sintai-kensa. 18
- romantic sintai-kensa. 5
- romeo dash 9
- romeo plus 2
- romeocarax 3
- romerorodeo 1
- romomata 31
- romtaku 21
- romuromu club 2
- ronno and kalus 12
- ronpaia 26
- ronrondo 1
- ronwall 2
- roof-top 25
- rooking 1
- room guarder 25
- room no.201 1
- room number 55 2
- room0016 12
- room101 2
- room423 1
- room603 5
- root 14
- root 12-hedron 60
- root mp 2
- root nanajuugo 4
- root666 1
- root7 1
- root8beat 2
- rootnuko 33
- rootpia 3
- ropan 1
- rope island 52
- rople 1
- roppaku hime 1
- roppongi nyuugyou 1
- roppongi shinjuu 16
- rorerore-ya 55
- rorie-do | rorie-go 51
- rorikko cg 2
- rorimuti 11
- rorinoutage 106
- rorioiru 15
- roritora 9
- rorororomo 35
- rosaku koubou 12
- rosalia 4
- rosapersica 42
- rosario bianco 2