That Time I Got Reincarnated as a Slime Season 4 anime poster

Anime Watch Time

How Long Does It Take to Watch That Time I Got Reincarnated as a Slime Season 4?

Name: That Time I Got Reincarnated as a Slime Season 4
Genre: Action, Adventure, Comedy, Fantasy
Released: 2026

Romaji: Tensei Shitara Slime Datta Ken 4th Season · Native: 転生したらスライムだった件第4期

Action Adventure Comedy Fantasy

Episodes: 15
Approx. runtime per episode: 24 min
Total watch time: 6 hours

Estimated watch time: That Time I Got Reincarnated as a Slime Season 4 takes about 6 hours across the currently listed 15 episodes.

Estimated watch time · Estimated from AniList's current episode listing; availability changes as episodes air.

Quick schedule preview

2 episodes/day: 7.5 days (est.)
5 episodes/day: 3.0 days (est.)
10 episodes/day: 1.5 days (est.)

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Included entries: 1 of 9

Estimated episode length: ~24 minutes

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That Time I Got Reincarnated as a Slime Season 4

That Time I Got Reincarnated as a Slime Season 4 selected.

15 episodes across 1 entry.

Total watch time

6.0 hours

Days required to finish

3.0 days

Episodes included

15

Series vs movies

6.0 hours

Series

0.0 hours

Movies

Based on watching 5 episodes per day at 1x speed.

About That Time I Got Reincarnated as a Slime Season 4

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!