Where the anime ends, and where the books carry onAnime, manga, light novels and web novels, lined up by story arc

Arc Almanac

3 Oct 2026Draft. Not yet checked against the books.

All series / That Time I Got Reincarnated as a Slime / Arc 12

Arc 12 of 22 in That Time I Got Reincarnated as a Slime

Arc 12: Volume 12

Arc name chosen by Arc Almanac, because the books don’t name it.

I’ve watched through

Season 1 stops before this arc.

Season 2 — Part 1 stops before this arc.

Season 2 — Part 2 stops before this arc.

Scarlet Bond stops before this arc.

Season 3 stops before this arc.

Tears of the Azure Sea stops before this arc.

Season 4 — Cour 1 stops before this arc.

Season 4 — Cour 2 stops before this arc.

What happens

Military preparations on both sides turn attention toward the Eastern Empire. Tempest studies its defenses while visitors reveal more about the coming threat.

Where it sits

Arc 12 in That Time I Got Reincarnated as a Slime
FormatVolumesUnitsLanguage
Light novelVol 12Prologue–epilogueJapanese
Light novelVol 12Prologue–epilogueEnglish

Draft. Not yet checked against the books. Report a wrong mapping.