| 摘要 |
PROBLEM TO BE SOLVED: To improve the interestingness of a game by attracting a player's interest in and attention to performances relating to the opening of a winning tool and winning games by permitting the player to guess an individual winning game from the performances relating to the winning games by varying the degree of expectation of the winning games whose game conditions are shifted to a high probability drawing condition after the winning games come to an end every time when the winning means is opened during the winning games. SOLUTION: In every winning game, a regular 2R-type game in which the same number of big winning openings is opened and a special 2R-type game in which the same number of the big winning openings is opened and more big winning openings are opened than in the regular 2R-type game are provided. As for the appearance rate relation between the winning games, the special 2R probability variation jackpot games' share in the appearance rate of the special 2R-type games is made higher than the special 2R probability variation jackpot games' share in the appearance rate of the regular 2R-type games. After the winning games come to an end, the game is shifted to any one of medium expectation modes and the mode execution rate of each mode relating to the mode is varied for a drawing probability condition after the winning games come to an end. COPYRIGHT: (C)2011,JPO&INPIT |
