Patent ID: 8619276

Claim:
An electronic document management device comprising: an electronic document storage unit that includes a plurality of boxes for storing electronic documents, each of which documents includes one or more constituent elements, each constituent element being attached with either disclosure-enabled information or disclosure-disabled information, each disclosure-enabled information or disclosure-disabled information designating whether each constituent element is to be disclosed or not, depending on the box in which the electronic document is to be stored, wherein an access right having a different level is assigned to each of the plurality of boxes; a document selection unit that accepts user selection of an electronic document stored in one of the plurality of boxes; a judgment unit that judges if each of the constituent elements of the selected electronic document is attached with disclosure-disabled information for the box storing the selected electronic document; and a modifying unit operable to modify the constituent element of the selected electronic document that is judged by the judgment unit being attached with the disclosure-disabled information for the box storing the selected electronic document, so as not to be disclosed.