Isekai ni Tobasareta Ossan wa Doko e Iku?An Ossan in counterworld! ; 異世界に飛ばされたおっさんは何処へ行く？ ; Where Will the Old Man Who Was Hurled into Another World Go?

A man gets sucked inside a dimensional crack and falls into another world. The goddess of that world meets the protagonist and awards him divine protection and some items to survive, which includes access to the Internet. After the protagonist sees that the place was way to lawless, he uses his abilities to fix that.