Hazure Waku no [Joutai Ijou Skill] de Saikyou ni Natta Ore ga Subete wo Juurin Suru made

A group of students, including Touka Mimori, is suddenly transported to a fantasy realm by a goddess who designates them as heroes. While most of the students arrive with impressive abilities, Mimori possesses the lowest skill level, rated E-rank. As a result, the goddess abandons him in a dungeon to perish. However, Mimori's seemingly useless abilities prove to be unusual in a way that hints at unexpected strength.