To provide an image management device capable of using a plurality of image servers without confusion.

The management information of an image transmitted to a plurality of image servers is supervised and stored, and the management information is displayed, printing is directed from the management information, or the management information is retrieved regardless of which image server an image is transmitted. The management information is based upon the common standard. An instruction is converted and transmitted to a non-standardized server individually. A plurality of image servers cooperate with each other to perform lending of an image and mutual commission of executing an instruction. Service menu of the plurality of image servers are supervised and displayed. The image servers report an illegal instruction.