| Tiger Mask W | October 2, 2016 | — | — |
| Time Bokan | October 4, 1975 | Fuji Television | 61 |
| Time Bokan 2000: Kaitou Kiramekiman | April 5, 2000 | TV Tokyo | 26 |
| Time Bokan 24 | October 1, 2016 | — | 24 |
| Time Prisoners | September 30, 2016 | — | — |
| Time Travel Girl | July 9, 2016 | — | 12 |
| Time Travel Tondekeman | October 19, 1989 | Fuji Television | 39 |
| To Heart | April 1, 1999 | Television Kanagawa | 13 |
| To Heart 2 | October 4, 2005 | Television Kanagawa | 14 |
| To Love Ru | April 4, 2008 | — | 38 |
| To Love Ru Darkness | October 6, 2012 | — | 26 |
| To the Abandoned Sacred Beasts | July 1, 2019 | — | 12 |
| To Your Eternity | April 12, 2021 | NHK Educational TV | 40 |
| Tobidase! Bacchiri | November 14, 1966 | Nippon Television | 132 |
| Tobidase! Machine Hiryū | October 5, 1977 | — | — |
| Togainu no Chi | October 7, 2010 | — | 12 |
| Toilet-Bound Hanako-kun | January 9, 2020 | — | 12 |
| Tojima Wants to Be a Kamen Rider | October 5, 2025 | — | 24 |
| Tokimeki Tonight | October 7, 1982 | Nippon Television | 34 |
| Tokko | April 15, 2006 | WOWOW | 13 |
| Tokyo 24th Ward | January 6, 2022 | — | 12 |
| Tokyo ESP | July 11, 2014 | — | 12 |
| Tokyo Ghoul | July 4, 2014 | Tokyo MX | 12 |
| Tokyo Ghoul:re | — | — | 24 |
| Tokyo Magnitude 8.0 | July 9, 2009 | Fuji Television | 11 |
| Tokyo Majin | January 19, 2007 | — | 26 |
| Tokyo Mew Mew | April 6, 2002 | TV Tokyo, TV Aichi | 52 |
| Tokyo Mew Mew New | July 6, 2022 | TV Tokyo | — |
| Tokyo Ravens | October 9, 2013 | — | 24 |
| Tokyo Revengers | April 11, 2021 | — | — |
| Tokyo Tribes | November 11, 2006 | WOWOW | 13 |
| Tokyo Underground | April 2, 2002 | — | 26 |
| Tomica Bond Combination Earth Granner | April 5, 2020 | — | 51 |
| Tomica Hyper Rescue Drive Head Kidō Kyūkyū Keisatsu | April 15, 2017 | — | 37 |
| Tomo-chan Is a Girl! | January 5, 2023 | — | 13 |
| Tomodachi Game | April 6, 2022 | — | 12 |
| Tona-Gura! | July 8, 2006 | — | 13 |
| Tonari no Yōkai-san | April 7, 2024 | — | 13 |
| Tonbo! | April 6, 2024 | — | 26 |
| Tonde Mon Pe | June 5, 1982 | — | 42 |
| Tonkatsu DJ Agetarō | April 10, 2016 | — | 12 |
| Tono to Inu | October 10, 2024 | — | — |
| Tono to Issho: 1-Funkan Gekijō | July 6, 2010 | — | 12 |
| Tono to Issho: Gantai no Yabō | April 5, 2011 | — | 12 |
| Too Cute Crisis | April 7, 2023 | — | 12 |
| Too Many Losing Heroines! | July 14, 2024 | — | 12 |
| Top Secret: The Revelation | April 8, 2008 | — | 26 |
| Topo Gigio | April 27, 1988 | — | 34 |
| Toradora! | October 2, 2008 | TV Tokyo | 25 |
| Toriko | April 3, 2011 | — | 147 |
| Totsugeki! Pappara-tai | October 3, 1998 | TV Tokyo | 25 |
| Tottemo! Luckyman | April 6, 1994 | TV Tokyo | 50 |
| Touch | March 24, 1985 | Fuji Television | 101 |
| Tougen Anki | July 11, 2025 | — | — |
| Touken Ranbu: Hanamaru | October 3, 2016 | — | 24 |
| Touring After the Apocalypse | October 4, 2025 | — | 12 |
| Toward the Terra | April 7, 2007 | — | 24 |
| Tower of God | April 2, 2020 | — | 39 |
| Train to the End of the World | April 1, 2024 | — | 12 |
| Transformers: Armada | August 23, 2002 | TX Network | 52 |