Hitoribocchi no Isekai Kouryaku is a Manga/Manhwa/Manhua in english language, Shounen series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

Haruka, who spends his high school life a loner, was suddenly summoned to another world one day along with all his classmates. When ol’ God enters the picture, Haruka believes he can just choose whatever cheat skill he wants to help him survive in the new world...