Isekai Saikyou, Nippon de JK to Konkatsu Suru

Overview

Shiba, the strongest man in another world, is not good with women. However, he is prophesied to become the parent of a "Hero" who will save the world. This prophecy causes all the women in the other world to frantically target Shiba...! Fearing this, Shiba enlists the help of his childhood friend, the saint Somali, and sets off for their version of the other world, "Japan." The first person Shiba meets in Japan is Mike, a high school girl who aspires to become the god of matchmaking! This is a crazy harem romantic comedy in which all the characters are working hard to find a happy marriage! (Source: Akita Shoten, translated)

Source: AniList