| 摘要 |
PROBLEM TO BE SOLVED: To acquire disaster evacuation information having map information including an evacuation place when a disaster occurs and relevant information relevant to the evacuation place in real time. SOLUTION: The identification information of an origin server H in which disaster evacuation information having map information including an evacuation place when a disaster occurs and relevant information relevant to the evacuation place is stored is displayed on a sign A, and the origin server H is accessed from a portable information terminal K through the Internet based on the identification information, so that disaster evacuation information stored in the origin server H is acquired. COPYRIGHT: (C)2007,JPO&INPIT
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