- Raappana
- Rafuu
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- Raine Seville
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- Randy Valentine
- RANKIN TAXI
- Rankin Taxi / SKY DANCE CREW / イロコマネチ / Romie
- Ras Ash 1st
- RAS DEIVERMAN
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- Ras Medy
- Raskal
- Raskality
- Ratigan
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- Rayvon
- Razah
- Razor B
- RDX
- Readman
- Rebel Sound Band
- Rebo Chapo
- RED RICE from 湘南乃風
- RED RICE from 湘南乃風
- RED SPIDER
- Redlyte
- Redsan
- Reggae Rapids
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- RELIGAR
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- RJThewise1
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- Road Elf
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- RUEED
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- Rupee
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- RYO the SKYWALKER
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- RYO the SKYWALKER & トータス松本
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- Ryo Vibes
- Ryo Vibes & 6Blocc
- RYOICHI