| 摘要 |
PROBLEM TO BE SOLVED: To provide a slot machine having improved game amusement by achieving novel game characteristics by selecting the number of supplied game media. SOLUTION: The slot machine 1 includes an internal lottery means 41 which performs: a first internal lottery in response to a start lever 62 operation when a first specified number of the game media are supplied; a second internal lottery different from the first internal lottery in response to the start lever 62 operation when a second specified number of the game media are supplied; and the first internal lottery and the second internal lottery when a third specified number of the game media, which is the sum of the first specified number and the second specified number, are supplied. COPYRIGHT: (C)2011,JPO&INPIT
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