| NewsKidsIL | — | — | — |
| Neznaika on the Moon | — | — | 12 |
| NFL Rush Zone | September 6, 2010 | Nicktoons | 65 |
| NG Knight Lamune & 40 | April 6, 1990 | — | 38 |
| Ni Hao, Kai-Lan | February 7, 2008 | Nickelodeon | 42 |
| Nia Liston: The Merciless Maiden | October 6, 2026 | — | — |
| Nichijou | April 3, 2011 | — | 26 |
| Nick Knatterton | — | — | — |
| Nico | March 22, 2001 | RTVE | 26 |
| NieA_7 | April 26, 2000 | WOWOW | 13 |
| NieR:Automata Ver1.1a | January 8, 2023 | Tokyo MX, Nippon BS Broadcasting, Tochigi Television, Gunma Television | — |
| Nigel and Marmalade | — | — | — |
| Night Head 2041 | July 15, 2021 | Fuji Television | 12 |
| Night Head Genesis | July 27, 2006 | — | 24 |
| Night Hood | June 15, 1996 | Canal+ | 26 |
| Night of the Living Cat | July 8, 2025 | — | 12 |
| Night Raid 1931 | April 5, 2010 | — | 13 |
| Night Warriors: Darkstalkers' Revenge | March 21, 1997 | — | 4 |
| Night Wizard The ANIMATION | October 2, 2007 | — | — |
| Nightmare Ned | April 19, 1997 | American Broadcasting Company | 25 |
| Nights with a Cat | August 3, 2022 | — | — |
| Nightwalker: The Midnight Detective | July 8, 1998 | TV Tokyo | 12 |
| Nijū Mensō no Musume | April 12, 2008 | — | 22 |
| Niko and the Sword of Light | July 20, 2017 | — | 23 |
| Nil Admirari no Tenbin | April 8, 2018 | — | 12 |
| Nina the Starry Bride | October 10, 2024 | — | 12 |
| Nine Songs of the Moving Heavens | March 10, 2016 | — | 60 |
| Ninja Box | — | — | — |
| Ninja Express | July 1, 2021 | — | — |
| Ninja Girl & Samurai Master | October 4, 2016 | — | 78 |
| Ninja Hattori-kun | September 28, 1981 | TV Asahi | 694 |
| Ninja Hattori-kun Returns | May 14, 2012 | Nickelodeon | 156 |
| Ninja Kamui | February 11, 2024 | — | 13 |
| Ninja Nonsense | July 8, 2004 | — | 12 |
| Ninja Scroll: The Series | April 15, 2003 | WOWOW | 13 |
| Ninja Senshi Tobikage | October 6, 1985 | — | 43 |
| Ninja Slayer | — | — | — |
| Ninja vs. Gokudo | October 8, 2025 | — | 12 |
| Ninjago | January 14, 2011 | Nickelodeon, Cartoon Network, Cartoon Network, YTV | 160 |
| Ninjago Legends: Monstrosity | 2025 | — | — |
| Ninjago: Dragons Rising | June 1, 2023 | — | 40 |
| Ninjala | January 8, 2022 | TV Tokyo | — |
| Ninku | January 14, 1995 | — | — |
| Nintama Rantarō | April 10, 1993 | NHK General TV | 2,321 |
| Nippon Sangoku | April 7, 2026 | — | — |
| Nippon Tanjō | — | — | — |
| Nippon-ichi no Otoko no Tamashii | January 6, 1999 | TBS Television | — |
| Nisekoi | January 11, 2014 | — | 32 |
| Nmeneko | April 4, 2025 | — | — |
| No Doubt in Us | — | — | — |
| No Game No Life | April 9, 2014 | AT-X | 12 |
| No Guns Life | October 10, 2019 | — | 24 |
| No Longer Allowed in Another World | July 9, 2024 | — | 12 |
| No Matter How I Look at It, It's You Guys' Fault I'm Not Popular! | July 8, 2013 | — | 12 |
| No-Clipping My Way to Supremacy! | 2027 | — | — |
| No-Rin | January 10, 2014 | Tokyo MX | 12 |
| No. 6 | July 8, 2011 | — | 11 |
| Noa-senpai wa Tomodachi | — | — | — |
| Noah's Island | September 29, 1997 | BBC One | 39 |
| Nobara no Julie | January 4, 1979 | TV Tokyo | 13 |