| Title | Format | Country | Volumes | State |
|---|---|---|---|---|
| Umibe no Onna no Koうみべの女の子 | Manga | Japan | 2 | Completed |
| Umimachi Diary海街diary | Manga | Japan | 9 | Completed |
| Un Coin de Ciel Bleu | Manga | France | 3 | Completed |
| Usagi Dropうさぎドロップ | Manga | Japan | 10 | Completed |
| Usagi Dropうさぎドロップ | Manga | Japan | 10 | Completed |
| Uzaki-chan wa Asobitai!宇崎ちゃんは遊びたい！ | Manga | Japan | 5 | Ongoing |
| Uzaki-chan Wants to Hang Out! | Manga | France | 4 | Ongoing |