Quick summary
The 12th and final episode of Grand Blue Season 3 (Grand Blue Dreaming Season 3) ended with an announcement on Tuesday that a fourth season is in production. The official website also revealed an announcement visual (pictured). Produced by Zero-G, the first season aired in 12 episodes in Summer 2018. The second season…
What we know so far
Automatic note by LuaCat Games, built from what we know about the coverage (who reported it, how many sites, the story’s history) — not a translation or copy of the source.
MyAnimeList and Anime Corner have both published it — two sites saying the same thing.
Bottom line: The core of it should hold; if another outlet tells it differently, that shows up below.
- Section
- Anime
- Published
- 09/21/2026 12:39
- Updated
- 09/21/2026 12:45
- Sources
- 2
- Relevance
- 29/100
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