Umisea
Japanese title: UMISEA
Type: ONA
Source: Other
Episodes: 4
Status: Finished Airing
Aired: Sep 15, 2021 to Sep 18, 2021
Duration: 4 min per ep
Rating: PG-13 - Teens 13 or older
Studios: Hololive Production
Genres: Adventure, Comedy

Short animation series for Minato Aqua, Hoshou Marine, Gawr Gura, and Ninomae Ina'nis' collab.