My Isekai Life (転生賢者の異世界ライフ 〜第二の職業を得て、世界最強になりました〜)

Storyline

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!