A sensing system with a detecting device that is used to detect a position of a target and a controller, where, for display on a display device or projection by a projection apparatus, the controller creates an augmented-reality image that shows: at least one of a setting related to detection of the target using the detecting device, a setting of a moving apparatus, and a setting of a robot that performs work on the target, a position of the target being recognized by the controller, a result of the detection of the target, a work plan of the moving apparatus, a work plan of the robot, a determination result of the controller and a parameter related to the target.