

転生したらスライムだった件 第4期
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)
Tensei shitara Slime Datta Ken 4th Season aired on Nippon TV's Friday Anime Night block.
This season continues Rimuru's nation-building diplomacy with escalating political conflict and large-scale fantasy battles. Expect shounen-level action, light fan service, and some darker thematic undertones around power and prejudice, all framed in a generally upbeat adventure tone.
That Time I Got Reincarnated as a Slime Season 4 is currently not yet aired.
That Time I Got Reincarnated as a Slime Season 4 was produced by 8bit.
That Time I Got Reincarnated as a Slime Season 4 aired Apr 3, 2026 to ?.
That Time I Got Reincarnated as a Slime Season 4 is based on a Manga.
This season continues Rimuru's nation-building diplomacy with escalating political conflict and large-scale fantasy battles. Expect shounen-level action, light fan service, and some darker thematic undertones around power and prejudice, all framed in a generally upbeat adventure tone.
Announcement

Tempest, Rimuru
Main
CV: Okasaki, Miho

Benimaru
Supporting
CV: Furukawa, Makoto

Daikenja
Supporting
CV: Toyoguchi, Megumi

Diablo
Supporting
CV: Sakurai, Takahiro

Gobta
Supporting
CV: Tomari, Asuna

Hakurou
Supporting
CV: Ootsuka, Houchuu

Honjou, Masayuki
Supporting
CV: Matsuoka, Yoshitsugu

Kagurazaka, Yuuki
Supporting
CV: Hanae, Natsuki

Mjöllmile, Gard
Supporting
CV: Aoyama, Yutaka

Nava, Milim
Supporting
CV: Hidaka, Rina

Ramiris
Supporting
CV: Haruno, Anzu

Ranga
Supporting
CV: Kobayashi, Chikahiro

Rigurd
Supporting
CV: Yamamoto, Kanehira

Rozzo, Granbell
Supporting
CV: Ono, Daisuke

Rozzo, Maribel
Supporting
CV: Minase, Inori

Sakaguchi, Hinata
Supporting
CV: Numakura, Manami

Shion
Supporting
CV: Ichimichi, Mao

Shuna
Supporting
CV: Senbongi, Sayaka

Souei
Supporting
CV: Eguchi, Takuya

Tempest, Veldora
Supporting
CV: Maeno, Tomoaki

Valentine, Luminous
Supporting
CV: Lynn
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