[Problem] To provide a management device with which it is possible to capture the position of a specific individual entity satisfying a prescribed condition. [Solution] A management device according to one embodiment of the present invention is equipped with a control unit. The control unit extracts a specific individual entity satisfying a prescribed condition on the basis of a first piece of information regarding the individual entity, which is a living thing, said first piece of information being generated by a sensor device worn by the individual entity, and, on the basis of location information regarding the location of the specific individual entity, generates search information for moving a mobile body to the location of the specific individual entity.
