| 摘要 |
PROBLEM TO BE SOLVED: To provide a technology for collecting various useful information which cannot be obtained currently though useful in a game hall. SOLUTION: A ball used in a pachinko hall A stores the ID for identifying itself to be read from outside, and therefore, each game medium can be managed one by one. If the pachinko hall A has an ID reader for reading the ID specific to each ball, it can be grasped where and which ball is used. COPYRIGHT: (C)2003,JPO
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