Groups
- ririo gatto 95
- riroland 63
- rirosoft 18
- riruhis party 2
- ris 9
- rising sun 14
- risky girl 2
- riso freaxx 1
- risoukyou 2
- risso 1
- rissuinoti 11
- rist marron 2
- risu no rakuen 5
- risugumi 1
- risutorante sukeroku 16
- ritaomochi 7
- ritard.a2 2
- ritard.a2 1
- rithm 1
- rittai onkyou 2
- ritteria 2
- ritz 15
- rivajima 52
- river crossing 1
- river pit 1
- riverstone 2
- rix 52
- riz 1
- rizaru forest. 3
- rj 7
- rk net 3
- rk-2 46
- rkaffy 148
- rlyeh game 1
- rm 1
- rm kikaku 2
- rm no gu 3
- rm-rf- 16
- rmb 2
- rn17 3
- rnubo 4
- ro 1
- road 7
- road block 1
- road dog 1
- road equals road 117
- road map 43
- road mirage chaser 7
- road side roman 12
- roam 16