All Anime List "r" at Gogoanime
- Rilakkuma and Kaoru
- Rilakkuma's Theme Park Adventure
- Rinkai!
- Rinne no Lagrange Season 2 Specials
- Rio - Rainbow Gate!: Reshuffle
- Rio: Rainbow Gate! Special
- Rising Impact
- Rising Impact Season 2
- Ristorante Paradiso
- Rizelmine
- Ro-Kyu-Bu ~ Fast Break!
- Ro-Kyu-Bu! SS
- Road of Naruto
- RobiHachi
- RoboMasters the Animated Series
- Robot Carnival
- Robot Girls Z
- Robot Girls Z Episode 0
- Robot Girls Z Plus
- Robot Girls Z Specials
- Robot Trains
- Robotech II: The Sentinels
- Robotech: The Shadow Chronicles
- Robotics;Notes
- Rock Is a Lady's Modesty
- Rocket Girls
- Rockman.EXE Beast
- Rockman.EXE Beast+
- Rockman.EXE Movie: Hikari to Yami no Program
- Rockman.EXE Stream
- Rokka: Braves of the Six Flowers
- Rokudenashi Blues
- Rokudo's Bad Girls
- Romantic Killer
- Romeo and the Black Brothers
- Romeo x Juliet