Chinese Luxury Mahjong Tiles, Chinese Art, Back Bamboo Tiles, Bone Tiles, Natural Materials These appear to be mahjong tiles with a bamboo back and bone construction. The outer box has damage and dirt. There is age-related deterioration. It is a valuable item. The purchase date and price are unknown. Showa era Retro Used item, China, luxury, mahjong tiles, Chinese art, bamboo, rare, antique, pai (tiles) Please refrain from purchasing if you are a nervous person, as this is a used item that has been handled by someone else. Mahjong table...Mahjong tiles