| 摘要 |
PROBLEM TO BE SOLVED: To detect a group whose visit to a game parlor the game parlor side wants to avoid.SOLUTION: A system for game parlors manages a personal identification number that a player inputs for a replay, associated with a member ID, compares the managed personal identification number associated with a member ID that is in a receiving state, groups the member ID with which the personal identification number is associated, and notifies thereof. A group whose visit to a game parlor the game parlor side wants to avoid issues a plurality of member IDs, however, when a player executes a replay using putout balls that the player obtains, has a game tendency to use a common personal identification number. Therefore, member IDs with which personal identification numbers are associated are grouped and notified by focusing attention on the tendency so as to detect, at high accuracy, a member of the group whose visit to the parlor the parlor side wants to avoid. |
