I Got A Cheat Skill In Another World And Became Unrivaled In The Real World, Too (Manga) Vol 01

Yuuya Tenjou was fifteen years old and bullied since he was little-just for being ugly. But one day, he found a door to another world. Traveling between an alternate reality and the real world, Yuya turns his life around!   Yen Press
(W) Miku (A) Kazoumi Minatogawa, Rein Kuwashima