2026 Animation
After Tempest's opening ceremony, Rimuru and his friends vacation at Celestial Emperor Hermesia's resort island, where they encounter the mysterious Yura, igniting a new incident by the azure sea.
| Directed by | Yasuhito Kikuchi |
| Written by | Toshizô Nemoto, Yasuhito Kikuchi, Yasuki Kawakami, Fuse, Mitz Vah |
| Company | CrunchyrollCrunchyrollCrunchyroll |
| Original lang. | Japanese |
| Country | Japan |