Synopsis_
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!
Characters_
Rimuru Tempest
MAIN
VA: Miho Okasaki
Shion
SUPPORTING
VA: Mao Ichimichi
Veldora Tempest
SUPPORTING
VA: Tomoaki Maeno
Ranga
SUPPORTING
VA: Chikahiro Kobayashi
Milim Nava
SUPPORTING
VA: Rina Hidaka
Benimaru
SUPPORTING
VA: Makoto Furukawa
Souei
SUPPORTING
VA: Takuya Eguchi
Shuna
SUPPORTING
VA: Sayaka Senbongi
Daikenja
SUPPORTING
VA: Megumi Toyoguchi
Rigurd
SUPPORTING
VA: Kanehira Yamamoto
Rigur
SUPPORTING
VA: Haruki Ishiya
Gobta
SUPPORTING
VA: Asuna Tomari
Kaijin
SUPPORTING
Diablo
SUPPORTING
VA: Takahiro Sakurai
Ramiris
SUPPORTING
VA: Anzu Haruno
Trailer_
WATCH TRAILER
8.1
ScoreStatusOngoing
Episodes?? eps
TypeTV
SourceLIGHT NOVEL
SeasonSpring 2026
Studio8-bit
Aired2026-04-03
Duration24 min
RatingPG-13 - Teens 13 or older
ExternalAniList
WATCH TRAILER
Tensei Shitara Slime Datta Ken 4th SeasonThat Time I Got Reincarnated as a Slime Season 4
Synopsis_
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!
Characters_
Rimuru Tempest
MAIN
VA: Miho Okasaki
Shion
SUPPORTING
VA: Mao Ichimichi
Veldora Tempest
SUPPORTING
VA: Tomoaki Maeno
Ranga
SUPPORTING
VA: Chikahiro Kobayashi
Milim Nava
SUPPORTING
VA: Rina Hidaka
Benimaru
SUPPORTING
VA: Makoto Furukawa
Souei
SUPPORTING
VA: Takuya Eguchi
Shuna
SUPPORTING
VA: Sayaka Senbongi
Daikenja
SUPPORTING
VA: Megumi Toyoguchi
Rigurd
SUPPORTING
VA: Kanehira Yamamoto
Rigur
SUPPORTING
VA: Haruki Ishiya
Gobta
SUPPORTING
VA: Asuna Tomari
Kaijin
SUPPORTING
Diablo
SUPPORTING
VA: Takahiro Sakurai
Ramiris
SUPPORTING
VA: Anzu Haruno