A document disposal management system, which includes a print unit that performs combined printing of plural documents, each of the plural documents being embedded with document identification information and combination identification information; a management unit that manages comparison image data associated with the document identification information and a similarity value used as a threshold value; a determination unit that receives a request containing combined image data and pairs of document identification information and combination identification information, compares each of the combined image data with the comparison image data to calculate a similarity value, and determines approval/disapproval of disposal; a request unit that separates and extracts the combined image data and the pairs of document identification information and combination identification information from the scanned image output, and requests for determination; and a controller that performs control to dispose of or prohibit disposal based on the determination result.
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