| 摘要 |
A gaming environment is described. In a base game, if scatter symbols are displayed with a predetermined number and above, a game mode is shifted to a free game. In the free game, different reels are used between in a first reel display portion on which the scatter symbol was displayed and on in a second reel display portion on which the scatter symbol was not displayed. Also, expectation value of payout number can be changed without changing payout table. |
