The museum in the basement has the typical appearance of an old electronic game room. It is equipped with game machines and board games. By paying an admission fee, visitors can use various games ranging from old-fashioned super Famicom electronic games to coin electronic games free of charge. They can see old game-related exhibits and family entertainment ROMPACKs as well. One side of the museum is dedicated to the exhibition of nostalgic toys. Visitors can experience a wide range of games from simple board games to unfamiliar games.