Itai no wa Iya nanode Bōgyo-Ryoku ni Kyokufuri Shitai to Omoimasu - Chapter 412

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates

Reborn in the world of Naruto, Otis is granted a single “Legendary Skill”: Throwing. No chakra beasts. No kekkei genkai. Just the art of hurling things... perfectly. Now a towering five-year-old in Konoha, Otis must survive a ninja world that laughs at his gift — until they see what a true master of throwing can do.------------------------------------------Disclaimer:This is a fan fiction inspired by Naruto by Masashi Kishimoto. All rights belong to their original owners. No copyright infringement intended. For concerns, contact me and I’ll take it down.------------------------------------------(A/N):This Fanfiction is written by me.This is not a translation or adaptation.I upload on Webnovel, Royal Road, and Scribble Hub only------------------------------------------Want to read ahead?Join my Patreonpatreon.com/pacifist01https://discord.gg/SeF8utGspM

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 conscious of his strength? Blindly becoming unparalleled and strongest in the world!

Shikigami: “Master, it's time to increase your magic power through sex tonight.”-----------------------PS：Shikigami is the term for a being from Japanese folklore. it is thought to be some sort of kami, represented by a small ghost.Usually shikigami are conjured to exercise risky orders for their masters, such as spying, stealing and enemy tracking.