| 摘要 |
PROBLEM TO BE SOLVED: To provide a technology by which working days of a user of a terminal device can be specified.SOLUTION: An information processing system includes means for specifying days in which a user of a portable terminal stays for a predetermined hours or more (for example, four hours or more) in a predetermined area (for example, area specified as a working location of the user) as working days of the user on the basis of positioning information from the GPS. |
