PURPOSE: To improve the taste of a play by memorizing value given to a player, increasing and renewing the value following the success in a predetermined condition, and at the same time, giving value to the player on the basis of the generation of a predetermined special play state in a play by means a playing machine.

CONSTITUTION: A common card vending machine 50, a prize processor 80 and a play control base board 253A of a playing machine for example, a slot machine 22A are respectively connected to a J.R (JACK POT) controller 38. At the J.P controller 38, the paying-out number of a J.P paying-out number indicator 39 is transmitted to the play control base board 253A at the time of J.P prize-winning. Meanwhile, in the play control base board 253A, holding points (a score) according to a paying-out number is transmitted to a holding point card processor 49A, and J.P prize-winning data are recorded at a holding point card and paying-out to a player is made. By the way, in the J.P controller 38, at every input of J.P prize-winning, J.P counter n (for example 1) addition is conducted, and value is memorized, and at the same time, the value is increased and renewed at the time when a predetermined condition is put in success.