| Gakuen Utopia Manabi Straight! | January 8, 2007 | — | 12 |
| Galaxy Angel | April 7, 2001 | — | — |
| Galaxy Angel Rune | October 1, 2006 | — | 13 |
| Gate Keepers | April 3, 2000 | WOWOW | 24 |
| Gdgd Fairies | October 12, 2011 | — | 24 |
| Genius? Dr. Hamax | October 6, 2007 | Family Gekijo | 12 |
| Genji Tsūshin Agedama | October 3, 1991 | — | — |
| Genshiken | October 11, 2004 | — | 24 |
| Genshiken | December 22, 2006 | — | 3 |
| Genshiken: Second Generation | July 7, 2013 | Tokyo MX | — |
| Geobreeders 2: Breakthrough | July 26, 2000 | — | 4 |
| Geobreeders: File-X – Get Back the Kitty | May 21, 1998 | — | 3 |
| Getsumento Heiki Mina | January 13, 2007 | — | 11 |
| Ghost Stories | October 22, 2000 | Fuji Television | 20 |
| Ghost Sweeper Mikami | April 11, 1993 | — | 45 |
| Ghost Talker's Daydream | June 25, 2004 | — | 4 |
| Giant Ojō-sama | January 2027 | — | — |
| Giant Robo | July 22, 1992 | — | 7 |
| Gigant Big-Shot Tsukasa | April 1, 2014 | — | — |
| Gintama | April 4, 2006 | TV Tokyo | 353 |
| GJ Club | January 10, 2013 | Nippon Television | 12 |
| Glass no Kamen desu ga | April 7, 2013 | — | 3 |
| Glass no Kamen desu ga Z | April 28, 2013 | — | 14 |
| Gloomy the Naughty Grizzly | April 12, 2021 | — | 12 |
| Godannar | October 1, 2003 | — | 26 |
| Gokujyo | January 23, 2012 | — | 12 |
| Gokusen | January 7, 2004 | Nippon Television | 13 |
| Gokū no Daibōken | January 7, 1967 | — | 39 |
| Golden Boy | October 27, 1995 | — | 6 |
| Goldfish Warning! | January 12, 1991 | — | 54 |
| Gon | 2012 | — | — |
| Good Luck Girl! | July 5, 2012 | — | 13 |
| Good Luck! Ninomiya-kun | October 4, 2007 | — | 12 |
| Gourmet Girl Graffiti | January 9, 2015 | — | 12 |
| Grand Blue | July 14, 2018 | MBS | 36 |
| Grand Blues! | October 8, 2020 | — | 12 |
| Gravion | October 7, 2002 | — | 25 |
| Great Dangaioh | April 5, 2001 | — | 13 |
| Great Teacher Onizuka | June 30, 1999 | Fuji Television | 43 |
| Green Green | July 12, 2003 | — | 12 |
| Ground Control to Psychoelectric Girl | April 15, 2011 | — | 12 |
| Ground Defense Force! Mao-chan | July 3, 2002 | — | 26 |
| Gu Gu Ganmo | March 18, 1984 | — | 50 |
| Gugure! Kokkuri-san | October 5, 2014 | — | 12 |
| Gurren Lagann | April 1, 2007 | TX Network | 27 |
| Gushing over Magical Girls | January 3, 2024 | — | 13 |
| Guzura | October 7, 1967 | — | 52 |
| Guzura | October 12, 1987 | — | 44 |
| Haiyore! Nyaruko-san | April 10, 2012 | — | 24 |
| Haiyoru! Nyaruani | October 23, 2009 | — | 9 |
| Haiyoru! Nyaruani: Remember My Love(craft-sensei) | December 11, 2010 | — | 11 |
| Hanada Shōnen Shi | October 2, 2002 | Nippon Television | 25 |
| Hanamaru Kindergarten | January 10, 2010 | TV Tokyo | 12 |
| Hanayamata | July 7, 2014 | — | 12 |
| Happy Happy Clover | July 6, 2007 | TV Aichi | 13 |
| Happy Kanako's Killer Life | April 2027 | — | — |
| Happy Lesson | July 19, 2001 | — | 5 |
| Happy Lesson | April 1, 2002 | — | 26 |
| Happy Lesson: The Final | May 28, 2004 | — | 3 |
| Happy Lucky Bikkuriman | — | — | — |