| Kujima: Why Sing, When You Can Warble? | Kujima Utaeba Ie Hororo | — |
| Kunimatsu-sama no Otoridai | Harris no Kaze | — |
| Kurogane Communication | Kurogane Communication | — |
| Kurokami: The Animation | Kurokami | — |
| Kuroko's Basketball | El basket de Kuroko | — |
| Kuroshitsuji | Kuroshitsuji | — |
| Kuruneko | Kuruneko | — |
| Kusunoki's Flunking Her High School Glow-Up | Kusunoki-san wa Kōkō Debut ni Shippai Shite Iru | — |
| Kyō no Go no Ni | Kyō no Go no Ni | — |
| Kōya no Shōnen Isamu | Kōya no Shōnen Isamu | — |
| La familia crece | Marmalade Boy | — |
| La Pequeña Lulú | La pequeña Lulú | — |
| Lady Georgie | Georgie! | — |
| Lady Lady!! | Chiquitina | — |
| Laughing Under the Clouds | Laughing Under the Clouds | — |
| Legend of Basara | Basara | — |
| Legendary Gambler Tetsuya | Legendary Gambler Tetsuya | — |
| Legends of the Dark King | Legends of the Dark King | — |
| Let's Dance with Papa | Let's dance with Papa | — |
| Let's Go Kaikigumi | Let's Go Kaikigumi | — |
| Let's Go Karaoke! | Karaoke Iko! | — |
| Let's Make a Mug Too | Yakunara Mug Cup mo | — |
| Let's Nupu Nupu | Let's Nupu Nupu | — |
| Let's Play | Let's Play | — |
| Level 1 Demon Lord and One Room Hero | LV1 Maō to One Room Yūsha | — |
| Level E | Level E | — |
| Li'l Miss Vampire Can't Suck Right | Chanto Suenai Kyūketsuki-chan | — |
| Liar Game | Liar Game | — |
| Life Lessons with Uramichi Oniisan | Uramichi Oniisan | — |
| Life with an Ordinary Guy Who Reincarnated Into a Total Fantasy Knockout | Isekai Bishōjo Juniku Ojisan to | — |
| Litchi DE Hikari Club | Lychee Light Club | — |
| Little Wansa | Little Wansa | — |
| Living for the Day After Tomorrow | Living for the Day After Tomorrow | — |
| Locodol | Futsuu no Joshikousei ga Yatte Mita | — |
| Love After World Domination | Koi wa Sekai Seifuku no Ato de | — |
| Love and Lies | Koi to Uso | — |
| Love Hina | Love Hina | — |
| Love of Kill | Koroshi Ai | — |
| Love Stage!! | Love Stage!! | — |
| Love Tyrant | Ren'ai Bōkun | — |
| Loveless | Loveless | — |
| Lovely Movie: Lovely Muuuuuuuco! | Lovely Muco | — |
| Lovely Muco | Lovely Muco | — |
| Loving Yamada at Lv999 | Yamada-kun to Lv999 no Koi wo Suru | — |
| Lucifer and the Biscuit Hammer | Hoshi no Samidare | — |
| Lum, la chica invasora | Urusei Yatsura | — |
| Lupin III: parte II | Lupin III | — |
| Made in Abyss: The Golden City of the Scorching Sun | Made in Abyss | — |
| Magic Kaito 1412 | Magic Kaito | — |
| Magic Knight Rayearth | Magic Knight Rayearth | — |