| Galilei ja kadonneet lelut | 1996 | Yle TV2 | — |
| Galinha Pintadinha Mini | January 6, 2017 | — | 52 |
| Gals Can't Be Kind to Otaku!? | April 8, 2026 | — | 12 |
| Gamba no Bōken | April 7, 1975 | — | 26 |
| Game Center Arashi | April 5, 1982 | Nippon Television | 26 |
| Game Over | March 10, 2004 | UPN | 6 |
| Gameoverse | May 15, 2026 | — | — |
| Gameoverse | March 6, 2010 | — | 4 |
| Gamera Rebirth | — | — | — |
| Gamers! | July 13, 2017 | — | 12 |
| Games of Souls | — | YouTube | — |
| Ganbare Genki | July 16, 1980 | — | 35 |
| Ganbare Gonbe | April 14, 1980 | — | 77 |
| Ganbare, Dōki-chan | September 20, 2021 | — | — |
| Ganbare, Kickers! | October 15, 1986 | — | 26 |
| Ganbarist! Shun | July 1, 1996 | Yomiuri Telecasting Corporation | 30 |
| Gangchi Island | — | KBS 2TV | 26 |
| Ganglion | October 3, 2025 | — | — |
| Gangsta | July 1, 2015 | — | 12 |
| Gankutsuou: The Count of Monte Cristo | October 6, 2004 | — | 24 |
| Ganso Tensai Bakabon | October 6, 1975 | — | 103 |
| Gantz | April 13, 2004 | — | 26 |
| Gapiszon | — | — | 10 |
| Garage Club | November 14, 2009 | Nickelodeon | 26 |
| Garbage Boy and Trash Can | July 17, 2023 | Cartoon Network | 10 |
| Garbage Pail Kids | September 26, 1987 | — | 13 |
| Garfield and Friends | September 17, 1988 | CBS | 121 |
| Gargantia on the Verdurous Planet | April 7, 2013 | — | 13 |
| Gargoyles | October 24, 1994 | American Broadcasting Company | 78 |
| Garo: The Animation | October 3, 2014 | — | — |
| Garo: The Crimson Moon | October 10, 2015 | — | — |
| Garo: Vanishing Line | October 6, 2017 | TV Tokyo | 24 |
| Garth and Bev | January 11, 2010 | — | — |
| Garugaku.: Sei Girls Square Gakuin | April 6, 2020 | — | 50 |
| Gary & Mike | January 12, 2001 | UPN | 13 |
| Gary and His Demons | April 15, 2018 | Mondo Media, VRV | — |
| Gary the Rat | June 26, 2003 | Spike TV | 13 |
| Gasaraki | October 4, 1998 | TV Osaka | 25 |
| Gaspard and Lisa | May 1, 2011 | Universal Kids | 51 |
| Gaston | — | France 3 | 78 |
| Gatchaman Crowds | July 12, 2013 | — | 24 |
| Gatchaman Fighter | October 7, 1979 | Fuji Television | 48 |
| Gatchaman II | October 1, 1978 | Fuji Television | 52 |
| Gate | July 4, 2015 | — | 24 |
| Gate 2 | 2027 | — | — |
| Gate Keepers | April 3, 2000 | WOWOW | 24 |
| Gate Keepers 21 | April 24, 2002 | — | 6 |
| Gattu Battu | — | Nickelodeon India | — |
| Gawayn | 2009 | France 3 | 52 |
| Gdgd Fairies | October 12, 2011 | — | 24 |
| Gdgd Men's Party | January 9, 2018 | — | — |
| Gear Fighter Dendoh | October 4, 2000 | TV Tokyo | 38 |
| GeGeGe no Kitarō | April 1, 2018 | — | 97 |
| GeGeGe no Kitarō | January 3, 1968 | — | 65 |
| GeGeGe no Kitarō | April 1, 2007 | — | 100 |
| GeGeGe no Kitarō | October 7, 1971 | — | 45 |
| GeGeGe no Kitarō | October 12, 1985 | — | 108 |
| GeGeGe no Kitarō | January 7, 1996 | — | 114 |
| Geisters | October 6, 2001 | TV Osaka | — |
| Gekidol | January 5, 2021 | — | 12 |