1. A printed matter managing system configured to print a file to which a label in accordance with identifying information of the file is applied and to manage the printed file as a printed matter, comprising: a detection unit configured to detect the label applied to the printed matter in one of (i) reading the printed matter by a computer and (ii) physically carrying out the printed matter from a predetermined region; a limiting unit configured to limit one of (A) a result from at least one (i) the reading of the printed matter by the computer and (ii) the physically carrying out of the printed matter, and (B) the identifying information contained in the detected label; a policy management unit configured to manage a policy with respect to printing of the file; a print control unit configured to control the printing of the file based on a control content to print the label, limit an available printer, limit a type of an available print sheet, print information which relates to the printing, and inhibit the printing in accordance with the identifying information of the file in reference to the policy with respect to the printing managed by the policy management unit, and a log output unit configured to output a control result of the printing to a print log; wherein the print control unit is configured to inquire a user about the control content in accordance with the identifying information of the file, and display a screen which allows the user to input a reason for printing based on a content other than the control content.