That Time I Got Reincarnated as a Slime S4E9 — Investigating the Ruins
8.1
That Time I Got Reincarnated as a Slime•Season 4•Episode 9

Investigating the Ruins

8.1/10 · 1,968 votesJun 5, 202624 min

Ranked #15 of 24 in Season 4•−0.2 vs season avg

Discussion

The investigation of the ancient ruins of Amrita begins.

Previous episodeE8 · The Groundwork of GreedNext episodeE10 · The Master of Greed
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Seasons4

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Season 4 Episodes24

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Cast10

Miho Okasaki

Miho Okasaki

Rimuru (voice)

Tomoaki Maeno

Tomoaki Maeno

Veldora (voice)

Takuya Eguchi

Takuya Eguchi

Souei (voice)

Hochu Otsuka

Hochu Otsuka

Hakurou (voice)

Asuna Tomari

Asuna Tomari

Gobta (voice)

Chikahiro Kobayashi

Chikahiro Kobayashi

Ranga (voice)

Jun Fukushima

Jun Fukushima

Gabiru (voice)

Rie Tanaka

Rie Tanaka

Trainie (voice)

Rina Hidaka

Rina Hidaka

Milim (voice)

Anzu Haruno

Anzu Haruno

Rimiris (voice)

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Episode Summary

"Investigating the Ruins" is episode 9 of That Time I Got Reincarnated as a Slime season 4. It scored 8.1/10 from 1,968 votes, ranking #15 of 24 episodes this season (season average 8.3). It aired on June 5, 2026.

Next: E10 · The Master of GreedBest of Season 4