| Princess Knight | April 2, 1967 | Fuji Television | 52 |
| Princess Lover! | July 6, 2009 | — | — |
| Princess Nine | April 8, 1998 | NHK Satellite 2 Television | 26 |
| Princess Princess | April 5, 2006 | TV Asahi | 12 |
| Princess Principal | July 9, 2017 | — | — |
| Princess Resurrection | April 13, 2007 | — | 25 |
| Princess Sara | January 6, 1985 | — | 46 |
| Princess Tutu | August 16, 2002 | — | 26 |
| Princession Orchestra | April 6, 2025 | TV Tokyo | 48 |
| PriPara | July 5, 2014 | TX Network | 140 |
| PriPri Chi-chan!! | April 15, 2017 | — | 36 |
| Prison School | July 11, 2015 | Tokyo MX | 12 |
| Private Tutor to the Duke's Daughter | July 5, 2025 | — | 12 |
| Pro Golfer Saru | April 2, 1985 | — | 153 |
| Problem Children Are Coming from Another World, Aren't They? | January 12, 2013 | Tokyo MX | 10 |
| Project 575 | — | — | — |
| Project ARMS | April 7, 2001 | TV Tokyo | 52 |
| Project Blue Earth SOS | July 2, 2006 | AT-X | 6 |
| Promise Me the Spotlight | — | — | — |
| Promise of Wizard | January 6, 2025 | — | 12 |
| Protocol: Rain | October 8, 2023 | — | 12 |
| Prétear | April 4, 2001 | WOWOW | 13 |
| Pseudo Harem | July 5, 2024 | — | 12 |
| Psychic Detective Yakumo | October 3, 2010 | NHK Satellite 2 Television | 13 |
| Psychic Squad | April 6, 2008 | TV Tokyo | 51 |
| Psycho Armor Govarian | July 6, 1983 | TV Tokyo | 26 |
| Psycho-Pass | October 12, 2012 | — | 41 |
| Psyren | October 5, 2026 | — | — |
| Puella Magi Madoka Magica | January 7, 2011 | TBS Television | 12 |
| Pugyuru | April 12, 2004 | Kids Station | 13 |
| Pui Pui Molcar | January 5, 2021 | — | 24 |
| Pumpkin Scissors | October 2, 2006 | Tokyo MX | 24 |
| Punch Line | April 10, 2015 | — | 12 |
| Puniru Is a Cute Slime | October 6, 2024 | — | 24 |
| PuniRunes | — | TV Osaka | — |
| Pupa | January 9, 2014 | — | 12 |
| Pupipō! | December 20, 2013 | — | 15 |
| PuraOre! Pride of Orange | October 6, 2021 | — | 12 |
| Pururun! Shizuku-chan | October 7, 2006 | — | 102 |
| Puzzle & Dragons | April 2, 2018 | — | — |
| Puzzle & Dragons X | — | — | — |
| Pygmalio | November 5, 1990 | — | 39 |
| Pyun Pyun Maru | July 3, 1967 | — | — |
| Qualidea Code | July 10, 2016 | — | 12 |
| Quality Assurance in Another World | July 6, 2024 | — | 13 |
| Queen Millennia | April 16, 1981 | Fuji Television | 42 |
| Queen's Blade | April 2, 2009 | — | 24 |
| Queen's Blade Rebellion | April 3, 2012 | — | 12 |
| R-15 | July 10, 2011 | — | 12 |
| R.O.D the TV | September 1, 2003 | Fuji Television | 26 |
| Radiant | October 6, 2018 | NHK Educational TV | 42 |
| Rage of Bahamut | October 6, 2014 | Mangas | 12 |
| Rage of Bahamut: Virgin Soul | April 7, 2017 | — | — |
| Ragna Crimson | October 1, 2023 | — | 24 |
| Ragnarok the Animation | April 6, 2004 | — | 26 |
| RahXephon | January 21, 2002 | — | 26 |
| Raideen the Superior | October 2, 1996 | — | 38 |
| Rail Romanesque | October 3, 2020 | — | 25 |
| Rail Wars! | July 4, 2014 | TBS Television | 12 |
| Rainbow Days | January 10, 2016 | — | 24 |