| The Slime Diaries: That Time I Got Reincarnated as a Slime | April 6, 2021 | — | 12 |
| The Snow Queen | May 22, 2005 | NHK General TV | 36 |
| The Stories of Girls Who Couldn't Be Magicians | October 5, 2024 | — | 12 |
| The Story of Saiunkoku | April 8, 2006 | NHK Satellite 2 Television | 78 |
| The Strongest Job is Apparently Not a Hero or a Sage, but an Appraiser (Provisional)! | April 5, 2026 | — | 12 |
| The Strongest Sage With the Weakest Crest | January 8, 2022 | — | 12 |
| The Strongest Tank's Labyrinth Raids | January 7, 2024 | — | 12 |
| The Testament of Sister New Devil | January 7, 2015 | — | 22 |
| The Too-Perfect Saint | April 10, 2025 | — | 12 |
| The Twelve Kingdoms | April 9, 2002 | NHK Satellite 2 Television | 45 |
| The Unaware Atelier Master | April 6, 2025 | — | 12 |
| The Unwanted Undead Adventurer | January 8, 2024 | — | 12 |
| The Vermillion Mask | October 10, 2026 | — | — |
| The Vexations of a Shut-In Vampire Princess | October 7, 2023 | — | 12 |
| The Vision of Escaflowne | April 2, 1996 | TV Tokyo | 26 |
| The Water Magician | July 4, 2025 | — | 12 |
| The Weakest Tamer Began a Journey to Pick Up Trash | January 12, 2024 | — | 12 |
| The Witch and the Beast | January 12, 2024 | — | 12 |
| The Wonderful Adventures of Nils | January 8, 1980 | NHK General TV | 52 |
| The Wonderful Wizard of Oz | October 6, 1986 | TV Tokyo | 52 |
| The World Is Still Beautiful | April 6, 2014 | Nippon Television | 12 |
| The World's Finest Assassin Gets Reincarnated in a Different World as an Aristocrat | October 6, 2021 | — | 12 |
| The World's Strongest Rearguard | July 5, 2026 | — | 12 |
| The World's Strongest Witch | October 7, 2026 | — | — |
| The Wrong Way to Use Healing Magic | January 6, 2024 | — | 13 |
| There Was a Cute Girl in the Hero's Party, So I Tried Confessing to Her | January 6, 2026 | — | 13 |
| This Boy Is a Professional Wizard | February 5, 2016 | — | 4 |
| Those Who Hunt Elves | October 4, 1996 | — | 24 |
| Thumbelina: A Magical Story | September 30, 1992 | — | 26 |
| Time Travel Tondekeman | October 19, 1989 | Fuji Television | 39 |
| To Your Eternity | April 12, 2021 | NHK Educational TV | 40 |
| Tokyo Babylon | October 21, 1992 | — | 2 |
| Tokyo Majin | January 19, 2007 | — | 26 |
| Toriko | April 3, 2011 | — | 147 |
| Tougen Anki | July 11, 2025 | — | — |
| Towa no Quon | — | — | — |
| Tower of God | April 2, 2020 | — | 39 |
| Trapped in a Dating Sim: The World of Otome Games is Tough for Mobs | April 3, 2022 | — | 12 |
| Trinity Blood | April 28, 2005 | WOWOW | 24 |
| Trinity Seven | October 8, 2014 | — | 12 |
| Trouble Chocolate | October 8, 1999 | — | 20 |
| Tsuihō Sareta Shōnin wa Kin no Chikara de Sekai o Sukū | — | — | — |
| Tsuki wa Higashi ni Hi wa Nishi ni | June 30, 2004 | — | 13 |
| Tsukihime, Lunar Legend | October 10, 2003 | — | 12 |
| Tsukimichi: Moonlit Fantasy | July 7, 2021 | Tokyo MX | 37 |
| Twin Star Exorcists | April 6, 2016 | — | — |
| Ulysses: Jeanne d'Arc and the Alchemist Knight | October 7, 2018 | — | 12 |
| Umineko When They Cry | July 2, 2009 | Chiba Television Broadcasting | 26 |
| Unbreakable Machine-Doll | October 7, 2013 | — | 12 |
| Unbreakable Machine-Doll | December 25, 2013 | — | 6 |
| Uncle From Another World | July 6, 2022 | — | — |
| Undead Girl Murder Farce | July 6, 2023 | — | 13 |
| Unlimited Fafnir | January 8, 2015 | — | 12 |
| UQ Holder! | October 2, 2017 | — | 12 |
| Ushio & Tora | July 3, 2015 | — | 39 |
| Ushio & Tora | September 11, 1992 | — | 11 |
| Uta Kata | October 3, 2004 | — | 12 |
| Val × Love | October 5, 2019 | — | 12 |
| Vampire Dormitory | April 7, 2024 | — | 12 |
| Vanquished Queens | March 29, 2013 | — | 4 |