SCRAP's Puzzle-Solving City Walk Games ・Nazotoki Metro Journey ・Invitation to the Underground Mystery 2023 ・Hiroshima Puzzle-Solving City Walk ・Mysteries Sleeping in the Underground Labyrinth 2023 This is a set of 4 B5 clear files. As those who have played them know, it's the clear files that are created when you remove the handles from the clear bag containing the game kit. Please note that the game kits are not included.