| Grimgar of Fantasy and Ash | January 11, 2016 | Tokyo MX | 12 |
| Grimm's Fairy Tale Classics | October 21, 1987 | TV Asahi | — |
| Grimms Notes: The Animation | January 10, 2019 | — | 12 |
| Grimoire of Zero | April 10, 2017 | — | 12 |
| Grisaia: Phantom Trigger | January 2, 2025 | — | — |
| Groizer X | July 1, 1976 | — | 36 |
| Ground Control to Psychoelectric Girl | April 15, 2011 | — | 12 |
| Ground Defense Force! Mao-chan | July 3, 2002 | — | 26 |
| Grow Up Show | July 5, 2026 | — | 13 |
| Gu Gu Ganmo | March 18, 1984 | — | 50 |
| Gugure! Kokkuri-san | October 5, 2014 | — | 12 |
| Guilty Crown | October 13, 2011 | — | 22 |
| Guilty Gear Strive: Dual Rulers | April 5, 2025 | — | 8 |
| Guin Saga | April 5, 2009 | NHK Satellite 2 Television | 26 |
| Gulliver Boy | January 8, 1995 | — | — |
| Gun Frontier | March 28, 2002 | — | 13 |
| Gun Sword | July 4, 2005 | — | 26 |
| Gundam Build Divers | April 3, 2018 | — | 25 |
| Gundam Build Divers Re:Rise | April 3, 2018 | — | 26 |
| Gundam Build Fighters | October 7, 2013 | — | 25 |
| Gundam Build Fighters Try | October 8, 2014 | — | 25 |
| Gundam Reconguista in G | October 2, 2014 | — | 26 |
| Gungrave | October 6, 2003 | TV Tokyo | 26 |
| Gunjō no Magmell | April 7, 2019 | — | — |
| Gunma‐chan | October 3, 2021 | — | 26 |
| Gunparade March: The New March | February 6, 2003 | — | 12 |
| Gunparade Orchestra | October 4, 2005 | — | 24 |
| Gunslinger Girl | October 9, 2003 | — | 28 |
| Gunslinger Stratos: The Animation | April 4, 2015 | — | 12 |
| Gurazeni | April 6, 2018 | — | 24 |
| Gurren Lagann | April 1, 2007 | TX Network | 27 |
| Gushing over Magical Girls | January 3, 2024 | — | 13 |
| Guyver: The Bioboosted Armor | August 6, 2005 | — | 26 |
| Guzura | October 7, 1967 | — | 52 |
| Guzura | October 12, 1987 | — | 44 |
| Gyakuten! Ippatsuman | February 13, 1982 | Fuji Television | 58 |
| Gyōten Ningen Batseelor | April 7, 2001 | TV Aichi | — |
| H2 | June 1, 1995 | — | 41 |
| H2O: Footprints in the Sand | January 4, 2008 | — | 12 |
| Haai! Myakumyaku desu | March 3, 2025 | NHK General TV | 8 |
| Hacka Doll the Animation | October 2, 2015 | — | — |
| Haganai | October 7, 2011 | — | 24 |
| Hagane Orchestra | October 10, 2016 | — | — |
| Hai Step Jun | March 10, 1985 | Asahi Television Broadcasting Corporation | — |
| Hai! Akko Desu | October 12, 1988 | — | 164 |
| Haibane Renmei | October 9, 2002 | Fuji Television | 13 |
| Haibara's Teenage New Game+ | April 3, 2026 | — | 12 |
| Haigakura | October 7, 2024 | — | — |
| Haikara-San: Here Comes Miss Modern | June 3, 1978 | — | 42 |
| Haikyu!! | April 6, 2014 | GTV, MNCTV, TBS Television | 85 |
| Haitai Nanafa | October 6, 2012 | — | 26 |
| Haiyore! Nyaruko-san | April 10, 2012 | — | 24 |
| Haiyoru! Nyaruani: Remember My Love(craft-sensei) | December 11, 2010 | — | 11 |
| Hajime no Ippo | October 2000 | — | — |
| Hakata Tonkotsu Ramens | January 12, 2018 | AT-X | 12 |
| Hakken Taiken Daisuki! Shimajirō | April 7, 2008 | TV Setouchi | 101 |
| Hakkenden: Eight Dogs of the East | January 5, 2013 | — | 26 |
| Hakugei: Legend of the Moby Dick | April 9, 1997 | NHK Satellite 2 Television | 26 |
| Hakumei and Mikochi | January 12, 2018 | AT-X | 12 |
| Hakuoki: Dawn of the Shinsengumi | — | — | — |