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That Time I Got Reincarnated as a Slime Season 4
Synopsis
The story
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!
ActionAdventureComedyFantasy
Episode guide
24 episodes
Watch progress is saved in this browser.
01Episode 1Unwatched · AiredAired Apr 3, 202602Episode 2Unwatched · AiredAired Apr 10, 202603Episode 3Unwatched · AiredAired Apr 17, 202604Episode 4Unwatched · AiredAired Apr 24, 202605Episode 5Unwatched · AiredAired May 8, 202606Episode 6Unwatched · AiredAired May 15, 202607Episode 7Unwatched · AiredAired May 22, 202608Episode 8Unwatched · AiredAired May 29, 202609Episode 9Unwatched · AiredAired Jun 5, 202610Episode 10Unwatched · AiredAired Jun 12, 202611Episode 11Unwatched · AiredAired Jun 19, 202612Episode 12Unwatched · AiredAired Jun 26, 202613Episode 13Unwatched · AiredAired Jul 3, 202614Episode 14Unwatched · AiredAired Jul 10, 202615Episode 15Unwatched · AiredAired Jul 17, 202616Episode 16Unwatched · AiredAired Jul 24, 202617Episode 17Unwatched · AiredAired Aug 7, 202618Episode 18Unwatched · AiredAired Aug 14, 202619Episode 19Unwatched · AiredAired Aug 21, 202620Episode 20Unwatched · AiredAired Aug 28, 202621Episode 21Unwatched · AiredAired Sep 4, 202622Episode 22Unwatched · AiredAired Sep 11, 202623Episode 23Unwatched · AiredAired Sep 18, 202624Episode 24Unwatched · AiredAired Sep 25, 2026Characters & voices
500 credited
Rimuru Tempest
Main
Shion
Supporting
Veldora Tempest
Supporting
Ranga
Supporting
Milim Nava
Supporting
Benimaru
Supporting
Souei
Supporting
Shuna
Supporting
Daikenja
Supporting
Rigurd
Supporting
Rigur
Supporting
Gobta
Supporting
Kaijin
Supporting
Carrera
Supporting
Diablo
Supporting
Ramiris
Supporting
Luminous Valentine
Supporting
Frey
Supporting
Production staff
500 credited
Takahiro KishidaMonster Design
Jin AketagawaSound Director
Kenji YasudaAssistant DirectorKenji YasudaStoryboard (eps 1-5, 8, 9, 12)
Ryuuta IidaMusicRyuuta IidaInsert Song Composition (ep 12)Ryuuta IidaInsert Song Lyrics (ep 12)Ryuuta IidaInsert Song Arrangement (ep 12)
Eir AoiTheme Song Performance (OP1)Eir AoiInsert Song Performance (ep 12)
Naokatsu TsudaDirectorNaokatsu TsudaEpisode Director (OP2, ED1)Naokatsu TsudaStoryboard (ED1, ep 3)
Azusa TadokoroTheme Song Performance (ED2)
Taiki KawakamiOriginal Story
Ryouma EbataCharacter Design
FuseOriginal Story
Atsushi NakayamaSupervisorAtsushi NakayamaCG Previsualization Director (eps 1, 3, 5, 8, 11, 14, 15)Atsushi NakayamaEpisode Director (eps 1, 11)Themes & motifs
AniList community tags
Kingdom ManagementTheme-Drama97%
IsekaiTheme-Fantasy93%
Ensemble CastCast-Main Cast88%
MagicTheme-Fantasy85%
PoliticsTheme-Other82%
DemonsCast-Traits76%
HenshinTheme-Fantasy70%
Male ProtagonistCast-Main Cast64%
SwordplayTheme-Action62%
SpearplayTheme-Action62%
MedievalSetting-Time62%
AgenderCast-Traits53%
DungeonSetting-Scene50%
CrossdressingCast-Traits46%
ShounenDemographic46%
FemboyCast-Traits45%
Community pulse
140.6K members
Score spread
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Watch status
Current68,185
Planning35,377
Completed34,622
Dropped801
Paused1,590
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Series map
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What viewers say
1 community reviews