| Title | Format | Country | Volumes | State |
|---|---|---|---|---|
| Kami-sama ga Uso wo Tsuku.神様がうそをつく。 | Manga | Japan | 1 | Completed |
| Kami-sama no Inai Nichiyōbi神さまのいない日曜日 | Light novel | Japan | 8 | Ongoing |
| Kami-sama no Inai Nichiyōbi神さまのいない日曜日 | Manga | Japan | 4 | Completed |
| Kamikaze Kaito Jeanne | Manga | France | 7 | Completed |
| Kamunagara | Manga | France | 11 | Completed |
|
Kimetsu no Yaiba |
Manga | Japan | 23 | Completed |
| King's Game | Light novel | France | 1 | Ongoing |
| Kokoro Connect | Manga | United States | 5 | Completed |
| Kokoro-Connectココロコネクト | Manga | Japan | 5 | Completed |
|
Kotoura-san |
Manga | Japan | 7 | Completed |
| Kusuriya no Hitorigoto薬屋のひとりごと | Manga | Japan | 9 | Ongoing |