| Rooster Fighter | March 15, 2026 | — | 12 |
| Roppo Yabure-kun | April 28, 1969 | — | — |
| Rosario + Vampire | January 3, 2008 | — | 26 |
| Rozen Maiden | October 7, 2004 | — | 24 |
| Rozen Maiden: Zurückspulen | July 5, 2013 | TBS Television | 13 |
| RPG Densetsu Hepoi | October 6, 1990 | — | 50 |
| RPG Real Estate | April 6, 2022 | — | 12 |
| Rumble Garanndoll | October 11, 2021 | — | 12 |
| Rumbling Hearts | October 5, 2003 | — | 14 |
| Rumic Theater | July 5, 2003 | TV Tokyo | 13 |
| Run for Money: The Great Mission | April 2, 2023 | Fuji Television | 97 |
| Run with the Wind | October 2, 2018 | — | 23 |
| Rune Soldier | April 3, 2001 | WOWOW | 24 |
| Ruri Rocks | July 6, 2025 | — | 13 |
| RuriDragon | — | — | — |
| Rurouni Kenshin | January 10, 1996 | Fuji Television | 94 |
| Rurouni Kenshin | July 7, 2023 | — | — |
| Ruy, the Little Cid | October 5, 1980 | Televisión Española | 26 |
| RWBY: Ice Queendom | July 3, 2022 | — | 12 |
| S-CRY-ed | July 4, 2001 | — | 26 |
| S-Rank Bōken-sha de Aru Ore no Musume-tachi wa Jūdo no Fathercon deshita | — | — | — |
| Sabagebu! | July 6, 2014 | — | 12 |
| Saber Marionette J | October 1, 1996 | — | — |
| Saber Marionette J to X | October 1, 1996 | — | — |
| Sabikui Bisco | January 11, 2022 | — | 12 |
| Sabu to Ichi Torimono Hikae | October 3, 1968 | — | 52 |
| Sacred Seven | July 3, 2011 | — | 12 |
| Sacrificial Princess and the King of Beasts | April 20, 2023 | — | 24 |
| Sadamitsu the Destroyer | January 17, 2001 | WOWOW | 10 |
| Saekano | January 9, 2015 | — | 24 |
| Sagrada Reset | April 5, 2017 | — | 24 |
| Saikano | July 2, 2002 | — | 13 |
| Saikyō Kamizmode! | October 9, 2020 | — | 26 |
| Sailor Moon | March 7, 1992 | TV Asahi | 200 |
| Saint Beast | — | — | — |
| Saint Beast: Kōin Jojishi Tenshi Tan | April 3, 2007 | — | 13 |
| Saint Beast: Seijū Kōrin-hen | May 9, 2003 | — | 6 |
| Saint Cecilia and Pastor Lawrence | July 13, 2023 | — | 12 |
| Saint October | January 4, 2007 | — | 26 |
| Saint Seiya | October 11, 1986 | — | 114 |
| Saint Seiya Omega | April 1, 2012 | — | — |
| Saint Tail | October 12, 1995 | TV Asahi | 43 |
| Saiyuki | April 4, 2000 | — | 50 |
| Saiyuki Reload | October 2, 2003 | TV Tokyo | 51 |
| Saiyuki Reload Blast | July 5, 2017 | — | 12 |
| Saiyuki Reload Gunlock | April 1, 2004 | — | 26 |
| Saiyuki Reload: Zeroin | January 6, 2022 | — | 13 |
| Sakamoto Days | January 11, 2025 | — | 22 |
| Saki | April 6, 2009 | TV Tokyo | 25 |
| Saki Achiga-hen episode of Side-A | April 9, 2012 | — | 16 |
| Saki: The Nationals | January 5, 2014 | — | 13 |
| Sakigake!! Otokojuku | February 25, 1988 | Fuji Television | 34 |
| Sakon, the Ventriloquist | October 8, 1999 | WOWOW | 26 |
| Sakugan | October 7, 2021 | — | 12 |
| Sakuna: Of Rice and Ruin | July 6, 2024 | — | 13 |
| Sakura Momoko Gekijō Coji-Coji | October 4, 1997 | — | 100 |
| Sakura Quest | April 5, 2017 | — | 25 |
| Sakura Trick | January 9, 2014 | TBS Television | 12 |
| Sakura Wars | April 8, 2000 | TBS Television | 25 |
| Sakura Wars the Animation | April 3, 2020 | Tokyo MX, Nippon BS Broadcasting | 12 |