A trump card game with the theme of energy saving, learn while having fun. - Brand: Kojima - Product Name: Energy Saving Challenge 50 - Card Type: Trump - Joker: Yes - Number of Cards: 54 (13 x 4, 2 Jokers) The average price estimates for fiscal year 2004 are written on the cards. Since it's from about 10 years ago, please consider the numbers as a reference when playing. The trump cards themselves have not been used, but there is some crushing of the box during storage. If you are concerned, please refrain from purchasing.