| 摘要 |
PROBLEM TO BE SOLVED: To stimulate curiosity of a player by giving him/her new stimulation, and to reduce a required installing space by making the whole game machine compact. SOLUTION: A lottery device with which lots of a plurality of prize modes can be drawn by using a plurality of lottery bodies of sizes and/or shapes different from each other includes: a board surface on which the lottery bodies can move in contact; a plurality of first receiving part which is positioned at least on the board surface or near the board surface and provided in a movable area of the lottery bodies to receive the lottery bodies; a detection part which, when one of the first receiving parts receives the lottery body, specifies the receiving part, detects at least the size or the shape of the lottery body, and makes the detection signal correspond to the specified receiving part to output it; and a prize mode determining part which receives the detection signal and determines the corresponding prize mode including a blank. The first receiving part recognize all the housed matters as the lottery bodies. COPYRIGHT: (C)2004,JPO&NCIPI
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