This is not a visual novel. Trap-Dungeon is an actual game with systems to learn.
Because the publisher is a small circle (likely a solo developer), the game is exclusively on DLSite. Ero Otoko No Musume -Trap-Dungeon- -RJ01264342-
In the world of Eridoria, where magic and technology coexisted, a notorious dungeon known as the "Trap-Dungeon" had been a thorn in the side of adventurers for centuries. The dungeon was said to be filled with deadly traps, puzzles, and untold riches. Many brave warriors had attempted to conquer it, but none had returned. This is not a visual novel