Abstract: A monitoring system that includes a monitoring center unit, a monitoring camera, and a drone device. The monitoring system is a system for monitoring a monitoring target area in a predetermined range, starting the drone device when an abnormality is detected, and dealing with the generated abnormality.

Abstract: A wandering notification system (1) to which the present invention is applied is provided with a management server (2), a neighborhood terminal (3), and an external terminal (4). A wandering information transmission unit (10) of the management server (2) extracts a plurality of neighborhood terminals (3) for making known information with a notification area in a certain range, set on the basis of an address of a person to be protected who starts wandering, as a reference. Further, the wandering information transmission unit (10) receives positional information of the extracted neighborhood terminals (3) and transmits personal information and wandering information of the person to be protected to the neighborhood terminal (3) that exists within the notification area.