JACKPOT LOTTERY DEVICE, AND GAME MACHINE AND GAME SYSTEM USING THE SAME

摘要

PROBLEM TO BE SOLVED: To enhance the game properties of a lottery for players other than the players executing the lottery by making players more interested in the lottery executed for the other players. SOLUTION: A chance-pocket prize allowing a player to increase the number of jackpot storage for a second jackpot prize is included in prizes of jackpot lotteries. If the chance-pocket prize is won in a jackpot lottery, the number of tokens to be put out when the second jackpot prize is won in the jackpot lottery thereafter is increased. Accordingly, winning of the chance-pocket prize is advantageous to all the players. COPYRIGHT: (C)2007,JPO&INPIT