Touhou Genso Wanderer: Lotus Labyrinth

One day, while picking up tools at Muenzuka, Morichika Rinnosuke discovers a strange machine that must have drifted in from the outside world.
It was a machine called WRS, which was used to generate and experience games set in the cyber world.

Touhou Genso Wanderer: Lotus Labyrinth is a dungeon exploration RPG that combines completionist elements with exceptional ease of play.