An imaging system is provided with an authentification data storage that stores a plurality of pieces of authentification data in relationship to user IDs respectively representing owners of the plurality of communication devices. Further included is a reading system that reads out one of the plurality of pieces of the authentification data corresponding to a user ID if the user ID is transmitted from the external device in relationship to the image data, and a searching system searches for a communication device with which a connection authentification is established using the authentification data read out by the reading system within a predetermined communication area with respect to the imaging system. An imaging system forms an image represented by the image data transmitted in relationship to the user ID from the external device when the communication device is detected by the searching system.
