That Time I Got Reincarnated as a Slime Season 4 (2026) · Screend

That Time I Got Reincarnated as a Slime Season 4

That Time I Got Reincarnated as a Slime Season 4

2026

Directed by Naokatsu Tsuda

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‹ That Time I Got Reincarnated as a Slime

That Time I Got Reincarnated as a Slime Season 4

転生したらスライムだった件第4期

Directed by Naokatsu Tsuda

2026▶ Trailer

The fourth season of Tensei Shitara Slime Datta Ken.

Demon Lord Rimuru's dream of creating an alliance between humans and monsters takes a step closer to being realized. As Tempest continues to prosper, Granville Rozzo and his granddaughter, Maribel Rozzo, clash with Demon Lord Rimuru over their plan to protect mankind by ruling over them. Meanwhile, in El Dorado, Demon Lord Leon works toward goals of his own. The awakening of a new Hero draws near!

(Source: Crunchyroll News)

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New Days

Apr 3, 2026 · 24m

Tempest is thriving after the success of its festival, but unexpected trouble has arisen with the new dungeon.

The Dungeon Evolves

E2. The Dungeon Evolves

Apr 10, 2026 · 24m

Rimuru and his trusted companions discuss ideas for improving the dungeon.

E3. The Avatar Team Is Formed

Apr 17, 2026 · 24m

Rimuru, Ramiris, Veldora, and Milim work on perfecting their avatars before facing Team Green Fury.

Invitation

Apr 24, 2026 · 24m

The Council of the West deliberates on whether to grant membership to Tempest.

The First Step

E5. The First Step

May 8, 2026 · 24m

Rimuru attends the meeting that will determine Tempest's membership in the Council of the West.

The Council of the West

E6. The Council of the West

May 15, 2026 · 24m

A list of unreasonable demands from the Council makes Rimuru realize that a deeper plot is in motion.

The Mastermind's Identity

E7. The Mastermind's Identity

May 22, 2026 · 24m

An interrogation of Prince Elric's would-be shooter reveals who's pulling the strings behind the Council.

The Groundwork of Greed

E8. The Groundwork of Greed

May 29, 2026 · 24m

Glenda reveals all she knows about the Council and the Rozzos, and Rimuru prepares to inspect ancient ruins.

Investigating the Ruins

E9. Investigating the Ruins

Jun 5, 2026 · 24m

The investigation of the ancient ruins of Amrita begins.

The Master of Greed

E10. The Master of Greed

Jun 12, 2026 · 24m

Rimuru and Mirabel come face-to-face at last in the ancient ruins.

Milim's Friend

E11. Milim's Friend

Jun 19, 2026 · 24m

Rimuru helps Milim confront the Chaos Dragon, a corrupted form of the baby dragon that was once her friend.

Tempest Evolves

E12. Tempest Evolves

Jun 26, 2026 · 24m

Rimuru shares his plans for Tempest's future, including a new system of government and Council representation.

New Companions

E13. New Companions

Jul 3, 2026 · 24m

Ramiris and Veldora are feeling overworked, so they ask Rimuru to find assistants for them.

The Black Numbers

E14. The Black Numbers

Jul 10, 2026 · 24m

Diablo returns with new demon subordinates to add to Tempest's ranks.

An Unsettling Feeling

E15. An Unsettling Feeling

Episode 16

E16. Episode 16

Episode 17

E17. Episode 17

Episode 18

E18. Episode 18

Episode 19

E19. Episode 19

Episode 20

E20. Episode 20

Episode 21

E21. Episode 21

Episode 22

E22. Episode 22

Episode 23

E23. Episode 23

Episode 24

E24. Episode 24

Story ›

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That Time I Got Reincarnated as a Slime Season 2 Part 2

That Time I Got Reincarnated as a Slime Season 2

That Time I Got Reincarnated as a Slime Season 3

That Time I Got Reincarnated as a Slime the Movie: Tears of the Azure Sea

That Time I Got Reincarnated as a Slime Season 4

Related ›

That Time I Got Reincarnated as a Slime

That Time I Got Reincarnated as a Slime

Details

Release dateApr 3, 2026

Episodes24

LanguageJA

Original title転生したらスライムだった件第4期

Studios

Bandai Namco Music Live

Bandai Namco Filmworks Micro Magazine Sha Nippon Television Network

ADK Marketing Solutions

Sony Music Solutions