| Lola & Virginia | March 14, 2006 | Disney Channel, Euskal Telebista | — |
| LoliRock | October 18, 2014 | France 3 | 52 |
| LONA | April 2027 | — | — |
| Lonely Hero | — | — | — |
| Loner Life in Another World | October 4, 2024 | — | 12 |
| Long Live the Royals | May 16, 2014 | Cartoon Network | 4 |
| Long Riders! | October 8, 2016 | — | 12 |
| Long Story Short | August 22, 2025 | Netflix | 10 |
| Lookism | December 8, 2022 | — | — |
| Loonatics Unleashed | September 17, 2005 | The WB | 26 |
| Looney Tunes Cartoons | May 27, 2020 | HBO Max | 82 |
| Looped | March 2, 2016 | Cartoon Network | 26 |
| Lord El-Melloi II's Case Files: Rail Zeppelin Grace Note | July 6, 2019 | — | 13 |
| Lord Marksman and Vanadis | October 4, 2014 | — | 13 |
| Lord of Mysteries | — | — | 13 |
| Lord of Vermilion: The Crimson King | July 14, 2018 | — | — |
| Los Colorado | — | Cartoon Network, HBO Max | — |
| Los Lopeggs | June 17, 2021 | — | — |
| Los Pepa | 2009 | Señal Colombia | — |
| Los Peques | July 2002 | Flow | 22 |
| Los Trotamúsicos | October 1, 1989 | La 1 | 26 |
| Lost Garden | — | — | 2 |
| Lost in Oz | June 26, 2015 | Amazon Prime Video | 26 |
| Lost Ollie | August 24, 2022 | Netflix | — |
| Lost Song | March 31, 2018 | Netflix | 12 |
| Lost Universe | April 3, 1998 | TV Tokyo | 26 |
| Lostorage conflated WIXOSS | — | — | 12 |
| Lostorage incited WIXOSS | October 7, 2016 | — | 12 |
| Lotte's Journey South | — | — | — |
| Lou! | April 6, 2009 | M6 | 52 |
| Louie | October 25, 2006 | France 5 | 117 |
| Louie & Yoko: Build! | 2020 | France 3 | — |
| Loulou de Montmartre | — | France 3 | 26 |
| Loup | October 21, 2018 | TF1 | 156 |
| Love After World Domination | April 8, 2022 | — | 12 |
| Love All Play | April 2, 2022 | — | 24 |
| Love and Lies | July 4, 2017 | — | 12 |
| Love Between Fairy and Devil | June 21, 2022 | IQIYI | 24 |
| Love Com | April 7, 2007 | Fuji Television | 24 |
| Love Get Chu: Miracle Seiyū Hakusho | April 5, 2006 | TV Tokyo | 25 |
| Love Hina | April 19, 2000 | TV Tokyo | 25 |
| Love Hina Again | January 26, 2002 | — | 3 |
| Love Is Indivisible by Twins | July 10, 2024 | — | 12 |
| Love Lab | 2013 | — | 13 |
| Love Live! Hasunosora Girls' High School Idol Club | January 2027 | — | — |
| Love Live! Nijigasaki High School Idol Club | October 3, 2020 | — | 13 |
| Love Live! School Idol Project | 2013 | Tokyo MX | 26 |
| Love Live! Sunshine!! | July 2, 2016 | Tokyo MX | 26 |
| Love Live! Superstar!! | July 11, 2021 | NHK Educational TV | 24 |
| Love Love? | May 3, 2004 | — | 9 |
| Love of Kill | January 13, 2022 | — | 12 |
| Love Pistols | — | — | — |
| Love Stage!! | July 9, 2014 | — | 10 |
| Love Through a Prism | January 15, 2026 | — | 20 |
| Love Tyrant | April 6, 2017 | — | 12 |
| Love Unseen Beneath the Clear Night Sky | July 6, 2026 | — | 12 |
| Love, Chunibyo & Other Delusions | October 4, 2012 | Tokyo MX, Animax, Sun Television, Nippon BS Broadcasting, Kyoto Broadcasting System, TVA | 24 |
| Love, Death & Robots | March 15, 2019 | Netflix | 26 |
| Love, Election and Chocolate | July 6, 2012 | — | 12 |
| Loveless | April 7, 2005 | TV Asahi | 12 |