PROBLEM TO BE SOLVED: To provide a high-security pocket park that prevents crimes, accidents, etc. and contributes to securing safety of inhabitants not only as a place of recreation for inhabitants in the neighborhood and a playground for children, but also as a detouring place for pedestrians.;SOLUTION: The pocket park 1 is established in a private land facing a road 3, has at least two gates 12 connected to the road 3. The at least two gates 12 are connected by a park sidewalk 14. The pocket park is characterized in that a tag reader 15 that reads a non-contact IC tag attached to an accompaniment of a passer-by is installed at the gates 12 or at the park sidewalk 14, and passing state data of the passer-by is grasped all the time by a proper data network system connected to this tag reader 15.;COPYRIGHT: (C)2006,JPO&NCIPI
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