| Title | Format | Country | Volumes | State |
|---|---|---|---|---|
| Kase-san | Manga | France | 8 | Ongoing |
| Kase-san Series加瀬さんシリーズ | Manga | Japan | 7 | Ongoing |
| Kimi wa Shōjo君は少女 | Manga | Japan | 1 | Completed |
|
Kimiiro Shōjo ~Kanzenhan~キミイロ少女 |
Manga | Japan | 1 | Completed |
| Kinoko Ningen no Kekkonきのこ人間の結婚 | Manga | Japan | 1 | Completed |
| Kuchibiru Tameiki Sakura-iroくちびるためいきさくらいろ | Manga | Japan | 2 | Completed |