INFORMATION SHARING SYSTEM

PROBLEM TO BE SOLVED: To provide an information sharing system which is installed in each of a plurality of terminal devices for wirelessly communicating with each other, by constructing a wireless network and can acquire desired possession information from the terminal device which possesses the desired possession information by the arbitrary terminal device. SOLUTION: The information sharing system 21 is installed in each of a plurality of the terminal devices 1 for wirelessly communicating with each other by constructing a wireless network 2. The information sharing system 21 is provided with a communication means 4, and device identification information for identifying terminal device 1 and possession information, related information relative to the possession information possessed by the terminal device 1, are transmitted via a wireless network 2 to another terminal device by the communication means 4, and the device identification information and the possession information related information to be transmitted from the other terminal device 1 to the wireless network 2 is received. COPYRIGHT: (C)2006,JPO&NCIPI