R
- R-15
- Radiant
- Radiant Season 2
- Ragna Crimson
- Ragnarok the Animation
- Rail Romanesque
- Rail Wars!
- Rainbow: Nisha Rokubou no Shichinin
- Rakudai Kishi no Cavalry
- Rakudai Majo: Fuuka to Yami no Majo
- Ramen Akaneko
- Ramen Daisuki Koizumi-san
- Ranma 1/2
- Ranma 1/2 OVA
- Ranma 1/2 Super
- Ranma 1/2: Akumu! Shunmin Kou
- Ranma 1/2: Chou Musabetsu Kessen! Ranma Team vs. Densetsu no Houou
- Ranma 1/2: Chuugoku Nekonron Daikessen! Okite Yaburi no Gekitou-hen!!
- Ranma 1/2: Kessen Tougenkyou! Hanayome wo Torimodose!
- Ranma 1/2: Yomigaeru Kioku
- Ranpo Kitan: Game of Laplace
- RDG: Red Data Girl
- Re-Kan!
- Re-Main
- Re:Creators
- Re: Hamatora
- Re:Monster
- Re:Petit kara Hajimeru Isekai Seikatsu
- Re:Stage! Dream Days
- Re:Zero kara Hajimeru Break Time
- Re:Zero kara Hajimeru Isekai Seikatsu
- Re:Zero kara Hajimeru Isekai Seikatsu - Hyouketsu no Kizuna
- Re:Zero kara Hajimeru Isekai Seikatsu: Memory Snow
- Re: Zero kara Hajimeru Isekai Seikatsu: Shin Henshuu-ban
- Re:Zero kara Hajimeru Isekai Seikatsu Season 2
- Re: Zero kara Hajimeru Isekai Seikatsu Season 2 Part 2
- Recorder to Randoseru
- Recorder to Randoseru Do
- Recorder to Randoseru Mi
- Recorder to Randoseru Re
- Regalia: The Three Sacred Stars
- Reikenzan: Eichi e no Shikaku
- Reikenzan: Hoshikuzu-tachi no Utage
- Rekka no Honoo
- Release the Spyce
- ReLIFE
- Renai Boukun
- Renai Flops
- Renkin San-kyuu Magical? Pokaan
- Renmei Kuugun Koukuu Mahou Ongakutai Luminous Witches
- Rental Magica
- RErideD: Tokigoe no Derrida
- Revenger
- Revisions
- Rewrite
- Rewrite Season 2
- RideBack
- Riding Bean
- Rifle Is Beautiful
- Rikei ga Koi ni Ochita no de Shoumei shitemita
- Rikei ga Koi ni Ochita no de Shoumei shitemita. Heart
- Rinkai!
- Rising Impact
- Rising Impact Season 2
- Ristorante Paradiso
- Ro-Kyu-Bu!
- Ro-Kyu-Bu! SS
- Road to You
- RobiHachi
- Robot Girls Z
- Robotics Notes
- Rockman.EXE
- Rockman.EXE Axess
- Rokka no Yuusha
- Rokudenashi Majutsu Koushi to Akashic Records
- Rokudou no Onna-tachi
- Rokuhoudou Yotsuiro Biyori
- Rolling Girls
- Romantic Killer
- Romeo x Juliet
- Room Mate
- Rosario to Vampire
- Rosario to Vampire Capu2
- Rougo ni Sonaete Isekai de 8-manmai no Kinka wo Tamemasu
- Rozen Maiden
- Rozen Maiden (2013)
- Rozen Maiden: Traumend
- RPG Fudousan
- Runway de Waratte
- Rurouni Kenshin: Meiji Kenkaku Romantan
- Rurouni Kenshin: Meiji Kenkaku Romantan (2023)
- Rurouni Kenshin: Meiji Kenkaku Romantan - Ishinshishi e no Chinkonka
- Rurouni Kenshin: Meiji Kenkaku Romantan - Seisou-hen
- Rurouni Kenshin: Meiji Kenkaku Romantan - Shin Kyoto-hen
- Rurouni Kenshin: Meiji Kenkaku Romantan - Tsuioku-hen
- RWBY: Hyousetsu Teikoku
- RWBY Season 1
- RWBY Season 2
- RWBY Season 3
- RWBY Season 4
- RWBY Season 5
- RWBY Season 6
- Ryman's Club
- Ryuugajou Nanana no Maizoukin
- Ryuu no Haisha
- Ryuuou no Oshigoto!
- Ryuusei no Rockman
- Ryuusei no Rockman Tribe
- Ryuu to Sobakasu no Hime
- Ryza no Atelier: Tokoyami no Joou to Himitsu no Kakurega