| Pretty Rhythm: Aurora Dream | April 2, 2011 | TV Tokyo | 51 |
| Pretty Rhythm: Dear My Future | April 9, 2011 | TV Tokyo | — |
| Pretzel and the Puppies | — | — | 18 |
| Prezzemolo | September 7, 2002 | Italia 1 | 26 |
| Prima Doll | July 9, 2022 | — | 12 |
| Primal | October 7, 2019 | Adult Swim | 20 |
| Primos | July 25, 2024 | Disney Channel | 28 |
| Prince Planet | June 3, 1965 | Fuji Television | — |
| Princess | — | — | 2 |
| Princess Bari | — | MBC TV | 24 |
| Princess Connect! Re:Dive | April 7, 2020 | — | 25 |
| Princess Jellyfish | October 15, 2010 | — | 11 |
| Princess Knight | April 2, 1967 | Fuji Television | 52 |
| Princess Lover! | July 6, 2009 | — | — |
| Princess Lover! | — | — | — |
| Princess Nine | April 8, 1998 | NHK Satellite 2 Television | 26 |
| Princess Power | January 30, 2023 | Netflix | — |
| Princess Princess | April 5, 2006 | TV Asahi | 12 |
| Princess Principal | July 9, 2017 | — | — |
| Princess Principal: Crown Handler | — | — | — |
| Princess Resurrection | April 13, 2007 | — | 25 |
| Princess Resurrection | December 9, 2010 | — | 3 |
| Princess Sara | January 6, 1985 | — | 46 |
| Princess Sissi | October 29, 1997 | ICI Radio-Canada Télé, France 3 | 52 |
| Princess Tutu | August 16, 2002 | — | 26 |
| Princesse Shéhérazade | December 21, 1996 | France 2 | 52 |
| 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 Psycho Lesson | — | — | — |
| Private Tutor to the Duke's Daughter | July 5, 2025 | — | 12 |
| Pro Golfer Saru | April 2, 1985 | — | 153 |
| Problem Child | October 31, 1993 | USA Network | 26 |
| Problem Children Are Coming from Another World, Aren't They? | January 12, 2013 | Tokyo MX | 10 |
| Professor Balthazar | 1967 | VARA | 59 |
| Professor Labib | September 10, 2012 | JeemTV, Sharjah TV | 78 |
| Project 575 | — | — | — |
| Project ARMS | April 7, 2001 | TV Tokyo | 52 |
| Project Blue Earth SOS | July 2, 2006 | AT-X | 6 |
| Project G.e.e.K.e.R. | September 14, 1996 | CBS | 13 |
| Promise Me the Spotlight | — | — | — |
| Promise of Wizard | January 6, 2025 | — | 12 |
| Prostokvashino | April 3, 2018 | Carousel, Petersburg – Channel 5, Mult | 60 |
| Protocol: Rain | October 8, 2023 | — | 12 |
| Prudence Petitpas | 1999 | TF1 | 26 |
| Prétear | April 4, 2001 | WOWOW | 13 |
| Pseudo Harem | July 5, 2024 | — | 12 |
| Psychic Academy | March 29, 2002 | — | 24 |
| Psychic Detective Yakumo | October 3, 2010 | NHK Satellite 2 Television | 13 |
| Psychic Princess | — | — | — |
| 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 | — | — |
| Pucca | September 18, 2006 | Jetix, Disney XD, MBC TV | 39 |
| Puchimas! Petit Idolmaster | September 2008 | — | — |
| Puella Magi Madoka Magica | January 7, 2011 | TBS Television | 12 |
| Puella Magi Madoka Magica: The Movie | — | — | — |
| Puffin Rock | January 12, 2015 | RTÉ KIDSjr | 78 |