PRIZE MANAGEMENT DEVICE, AND PRIZE MANAGEMENT METHOD

PROBLEM TO BE SOLVED: To reduce facility investment costs of a game parlor.SOLUTION: In a prize management device 70, a numerical quantity of acquired balls and a lending rate from a counting receipt are obtained and, when a plurality of different lending rates are obtained, a numerical quantity of acquired balls at each lending rate is converted into a numerical quantity of the acquired balls at a prescribed lending rate, and also, a numerical quantity of acquired balls that is converted into the prescribed lending rate is totalized. Thus, by using one prize management device, counting receipts at different lending rates are exchanged with prizes and counting receipts at a plurality of different lending rates are exchanged with prizes at a time.