| 摘要 |
PROBLEM TO BE SOLVED: To provide a mahjong ball game machine which can provide a player with a special game rich in variety. SOLUTION: The mahjong ball game machine provided with a game board in which ball entrance ports corresponding to a plurality of tile patterns, a tile drawing operation means, and a tile throw-off operation means is provided with: a special game role which determines a special game role for imparting a right of a special game more advantageous for a player than a normal game when a game is started; and a means for determining the frequency of continuous special games which determines maximum frequency of continuous spacial games to which the right of the special game is imparted. COPYRIGHT: (C)2010,JPO&INPIT |
