| Guardian of Darkness | — | — | — |
| Guardians of the Galaxy | August 1, 2015 | Disney XD | 63 |
| Gudetama: An Eggcellent Adventure | 2022 | Netflix | — |
| Guess How Much I Love You | August 31, 2012 | — | — |
| Guess with Jess | November 9, 2009 | CBeebies, TVO Media Education Group | 53 |
| 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 | — | — |
| Gumby | — | — | 54 |
| Gummibär and Friends: The Gummy Bear Show | June 24, 2016 | — | 78 |
| Gun Frontier | March 28, 2002 | — | 13 |
| Gun Sword | July 4, 2005 | — | 26 |
| Gunbuster | October 7, 1988 | — | 6 |
| Gundam Breaker Battlogue | October 19, 2021 | — | — |
| 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 Build Metaverse | October 6, 2023 | — | 3 |
| Gundam Evolve | May 17, 2001 | — | 15 |
| Gundam Reconguista in G | October 2, 2014 | — | 26 |
| Gundam Wing: Endless Waltz | — | — | — |
| Gundam: Requiem For Vengeance | — | — | 6 |
| 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 |
| Gunsmith Cats | November 1, 1995 | — | 3 |
| Gurazeni | April 6, 2018 | — | 24 |
| Guren | September 7, 2001 | — | — |
| Gurren Lagann | April 1, 2007 | TX Network | 27 |
| Gus – the Itsy Bitsy Knight | — | — | — |
| 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 |
| Gypsy Tales | 2013 | — | — |
| 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 | — | — |
| Haha, You Clowns | October 19, 2025 | Adult Swim | — |
| 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 |
| Hailey and the Hero Hearts | — | — | 26 |
| Hailey's On It! | June 8, 2023 | Disney Channel | 30 |