| .hack//Liminality | June 20, 2002 | — | 4 |
| .hack//Quantum | — | — | — |
| .hack//Roots | April 5, 2006 | TV Osaka | 26 |
| 009-1 | October 5, 2006 | TBS Television | 12 |
| 16bit Sensation: Another Layer | October 5, 2023 | — | 13 |
| 18if | July 7, 2017 | — | 13 |
| 8 Man | November 7, 1963 | TBS network | 56 |
| 8 Man After | August 21, 1993 | — | 4 |
| 86 | April 11, 2021 | Tokyo MX | 23 |
| A Certain Dark Item | October 10, 2026 | — | — |
| A.D. Police: To Protect and Serve | April 7, 1999 | TV Tokyo | 12 |
| A.I.C.O. -Incarnation- | 2018 | Netflix | — |
| Absolute Boy | May 21, 2005 | NHK Satellite 2 Television | 26 |
| Accel World | April 7, 2012 | — | 24 |
| Active Raid | January 7, 2016 | — | 24 |
| Agent Aika | April 25, 1997 | — | 7 |
| AI no Idenshi | July 8, 2023 | — | 12 |
| Akame ga Kill! | July 7, 2014 | — | 24 |
| AKB0048 | April 29, 2012 | — | 26 |
| Akudama Drive | October 8, 2020 | — | 12 |
| Aldnoah.Zero | July 6, 2014 | — | 24 |
| Alien Nine | June 25, 2001 | — | 4 |
| All Purpose Cultural Cat Girl Nuku Nuku | September 21, 1992 | — | — |
| All Purpose Cultural Cat Girl Nuku Nuku | January 7, 1998 | — | 12 |
| Alma-chan Wants to Be a Family! | October 5, 2025 | AT-X | 11 |
| Amnesia | January 7, 2013 | — | 12 |
| Amuri in Star Ocean | — | — | — |
| Android Ana Maico 2010 | April 6, 1998 | WOWOW | 24 |
| Android Kikaider | October 16, 2000 | Kids Station | — |
| Ange Vierge | July 10, 2016 | — | 12 |
| Angel Links | April 7, 1999 | WOWOW | 13 |
| Angelic Layer | April 1, 2001 | TV Tokyo | 26 |
| Anime Ganbare Goemon | October 4, 1997 | — | — |
| Aquarian Age: Sign for Evolution | January 4, 2002 | — | 13 |
| Aquarion Logos | July 2, 2015 | — | 26 |
| Arc the Lad | April 5, 1999 | WOWOW | 26 |
| Arcadia of My Youth: Endless Orbit SSX | October 13, 1982 | TBS Television | — |
| Aria the Animation | October 5, 2005 | — | 13 |
| Aria the Avvenire | — | — | 3 |
| Aria the Natural | April 2, 2006 | — | 26 |
| Aria the Origination | January 8, 2008 | — | 13 |
| Armitage III | 1995 | — | — |
| Armored Police Metal Jack | April 8, 1991 | — | 37 |
| Arpeggio of Blue Steel -Ars Nova- | October 8, 2013 | — | 12 |
| Assassin's Pride | October 10, 2019 | — | 12 |
| Astra Lost in Space | July 3, 2019 | — | 12 |
| Astro Boy | January 1, 1963 | Fuji Television | 193 |
| Astro Boy | April 6, 2003 | — | — |
| Asura Cryin' | April 2, 2009 | — | 26 |
| Atom: The Beginning | April 15, 2017 | NHK General TV | 12 |
| Avenger | October 1, 2003 | — | 13 |
| B'T X | April 6, 1996 | — | 39 |
| Baldr Force EXE | — | — | — |
| Banner of the Stars | 2000 | — | — |
| Basquash! | April 3, 2009 | MBS | 26 |
| Battle Programmer Shirase | October 3, 2003 | Television Kanagawa | 15 |
| Battle Spirits: Saga Brave | — | — | — |
| Beast King GoLion | March 4, 1981 | TV Tokyo | 52 |
| Beatless | January 13, 2018 | — | 24 |
| Between the Sky and Sea | October 4, 2018 | — | 12 |