Manga by author Pon Jea

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The story centers on "Chronos Rulers," those who fight the time-eating demons that appear when people wish they could turn back time. The Chronos Rulers fight a time-manipulation battle against these demons. Note: This is a Taiwanese manhua that Shueisha is publishing for free on its Shounen Jump+ website and app.

Sano Yuji, a black company employee, is summoned to another world while finishing his work at home. His profession in the other world, a Monster Tamer, is considered a job that makes it difficult to become an adventurer. However, thanks to some slimes he met, which read several magical books, he gained magical powers and the second profession, Sage.Yuji acquired overwhelming power, but is he conscience of his strength? Blindly becoming unparalleled and strongest in the world!