Circle List Which Start with [R]
- Rokugen Alice (六弦アリス)
- Rokujinchuu (六人柱)
- Rokumen Roppi (ろくめん☆ろっぴ)
- Rokumonsen (ろくもんせん)
- Rokusyoku Mikan (緑色みかん)
- Rolling box
- Rolling Contact
- ROLLING PANDA
- Rolling Star
- Rolling Zombies ローリングゾンビーズ
- Rolling Zonbies
- Rollingハイエナ
- ROMANCER
- Romantic Beast
- ROMANTIC FOOL
- Romantic Girl
- Romantic London
- Romantic Sintai-Kensa. (ロマンティック身体検査。)
- Romantica Dolly
- ROMANTICFOOL
- ROMEO DASH
- Romio
- ROM宅
- Rondou堂
- Ronpaia (ろんぱいあ)
- Room 301
- Room Leader
- Room No.114
- Room No.201
- ROOM#310
- Room#7001
- Room0016
- ROOM301
- RooMSⅡS
- Room♯7001
- Roooll
- ROOT
- Root 12-hedron (ルート十二面体)
- Root of Eagle
- Rope Island (ろーぷあいらんど)
- Ropper"H"
- Ropper“H”
- Ropper”H”
- RoriE-GO (ろり絵号)
- RorikkoCG (ろりっこCG)
- Rorinoutage (ロリの宴)
- RORITORA!! (ロリとら!!)
- Rosapersica
- Rose Revue
- ROSE WATER
- ROSE-NEKO-TYPE
- Rosebleu
- Roseblue
- Rosebud
- RoseGray Society
- Rosemary Garden
- RosemaryGarden
- Rosen church
- Rosetta Stone (ろぜったすとーん)
- Roshia Desuman (ろしあですまん)
- Roshiman (ろしまん)
- Rosuuri
- ROSUURI
- Rosy Lily
- Rosy lily
- Rotary Engine (ろ~たり~Engine)
- ROTHMANS WORKSTATION
- Rothmans workstation
- Rothmans Workstation
- Rothmans workstations
- Rotsurechiriha (ロツレチリハ)
- ROUAGE
- Roubai-tei (狼狽亭)
- ROUGE
- Rouge et Noir
- Rouge Not Blue
- Rough Driver
- Rough Scrawl
- Rough-Sketch
- ROUGH70
- ROUND BLUE
- ROUND HOUSE
- Round Roots Museum
- ROUND SALE TABLE
- ROUND TABLE
- Round X
- ROUND-HOUSE
- RoundRootsMuseum
- Rousurasuto (ロウスラスト)
- ROUTE08
- ROUTE1
- ROUTE134
- Route87+
- ROUTE885
- Roy's Metallized World
- Roy.G.biv
- Roy.G.Biv
- ROYAL
- Royal Bitch (ろいやるびっち)
- ROYAL CROWN
- Royal Crown (ロイヤルクラウン)
- Royal Maya
- Royal Milk (Royalみるく)
- Royal Milk Maniacs (ろいやるみるくまにあっくす)
- Royal Milk Tea
- Royal Mountain (ロイヤルマウンテン)
- Royal strawberry flash
- ROYAL WATTS
- ROYALCAT
- ROYALCAT/ANGELTYPE
- RoyalMilkTea
- Royalみるく/メロンブックス
- RPG COMPANY2 (PRGカンパニー)
- RPGカンパニー2 秋風アスパラガス
- RPGカンパニー2&秋風アスパラガス
- RPGカンパニー2/秋風アスパラガス
- RPG商会
- RPOP
- RRR
- RRR/えあxぐら
- RSAG
- Rsforte
- RST Slave
- RSTSlave
- RTD
- RTD サイケタングル
- Rubber Cup Boys (ラバーカップボーイズ)
- Rubbish Inc.
- RUBBISH Senbetsutai (RUBBISH選別隊)
- Rubbish瓶
- RUBBISH選別隊/めておすとらいく
- Rubi-sama wo Agameru Kai (るび様を崇める会)
- Rubicon Hearts
- RUBY FRUIT
- RUDA
- RUDE
- RugWhitE
- Rui Rui Kikaku (ルイルイ企画)
- RuienArt
- Ruiketsuan (涙穴庵)
- RUINM@ZE
- RUINON
- Ruki Ruki EXISS (るきるきEXISS)
- Ruko no Su (龍虎乃巣)
- RukRuk
- Ruku-pusyu (るくーぷしゅ)
- Ruler Shot
- Rulsetta
- RUMIC COMIC CIRCLE
- Rump
- RUMP
- Run Road House (乱道ハウス)
- RUN&RUN (Circle)
- Runatic Moon
- Runa:Runa
- RUNE
- RUNNERS HIGH
- Runway
- Runway(LOVE#)
- RUN&RUN
- Rurirara*
- Rurunoya (るるノ屋)
- Rush Soldierラッシュ
- RUSH!!
- Rush11
- Russian Blue (RussianBlue.)
- Russian Blue.
- Russian Blue/RED WING
- RussianBlue
- Russiapan (ロシアパン)
- Ruthenium
- Ruu Kikaku (龍企画)
- RW
- RWB・ノコノコドウ
- RX-Joker
- Ryanhan Shibari (二飜縛り)
- RYK公理係
- RYK公理系
- RYO_01
- RYO_01 幻想第五次
- Ryokucha Combo (緑茶コンボ)
- Ryoojuku Club (りょーじょくくらぶ)
- Ryota-H (Circle)
- Ryouiki Ridatsu (領域離脱)
- Ryousai Material! (涼彩マテリアル)
- RYU-SEKI-DO (流石堂)
- Ryuknigthia (リュナイティア)
- RYUKNIGTHIA(リュナイティア)
- RYUTEN SOFT
- Ryuu no Kinyoubi (龍の金曜日)
- Ryuujinkai (龍神会)
- Ryuukakusan Nodoame (りゅうかくさんのどあめ)
- Ryuukotsu (龍骨)
- Ryuuryokukakou. (りゅうりょくかこう。)
- Ryuusei-kai (流星改)
- Ryuutai Rikigaku (流体力学)
- Ryuutai Urinal (流体ユリナアル)
- R×N×H
- R‐Deco
- R‐WORKS
- R’s factory
- R→←L
- Rる&M
- Rカフェ
- RヨB
- R・H・D
- R工房
- R殿下
- R糖