Learn how to explore! Otherworld Exploration

Kento, a high school student, is suddenly summoned to another world. The mission given to him by the goddess is to "become an explorer who saves the world." There is only one way to return to his original world: pass the super-difficult "Explorer Test"! Together with his partners Craft and Tia, he takes on the "exploration" while making full use of the "Exploration Skill Cards" he was given. Can Kento and his friends unravel the mystery and become explorers? While enjoying this otherworld fantasy, you can also learn the concepts and methods of "exploration" in high school! This is a new kind of exploration practice story, brought to you by Professor Takashi Inaba of Keio University, where you can learn about exploration while on an adventure!