Home/Discover/UMISEAUMISEAUMISEAUMISEA2021 · ONA · 4 episodes▶ Watch episode 1+ My list OverviewEpisodesThe storyONAShorts featuring hololive's Ocean themed talents.PirateMaidIdolFantasyAdventureComedyEpisodesChoose your next chapterEpisode titles follow your spoiler shield.Edit watched progress1Girls vs. ???4 min▶2Episode 24 min▶3Episode 34 min▶4Episode 44 min▶CharactersMeet the castGawr GuraMarine HoushouNinomae Ina'nisMore in this worldRelated animeHOLOLIVE ALTERNATIVEONA · 2021Domination! All the World Is an Oceanmusic · 2021It Comes Ryuuu And It Goes Kyuuumusic · 2022Ocean wave Party☆Livemusic · 2023