摘要 |
A system and a method for informing co-location in case of being positioned within an area range designated between users recognizing the share of co-location information are provided to transmit location information to an originating terminal by automatically recognizing the receiver of the designated location. A caller terminal authenticator(121) authenticates a predetermined caller terminal(110) through a predetermined application. A storage(122) stores address book information received from the caller terminal. A specific area life information receiving part(123) receives the specific area life information from the caller terminal. An address book information selection part(124) searches the receiving terminal of the stored address book information. An inquiry information transmitting part(125) transmits inquiry information to the receiving terminal. |