Patent ID: 8375284

Claim:
A document processing system comprising: a document management server that manages document data and an access key to access the document data managed in association with each other, the access key including at least a document ID for identifying the document data; and an information processing unit comprising: a processing section; and a removable display, detachably linked to the processing section by one of a wired and a wireless connection, the removable display displaying an image of a document corresponding to the document data and the removable display storing the access key to access the document data, the processing section comprising: a connection section to which the removable display is linked so as to read the access key from the removable display when the removable display is connected to or placed in close proximity to the processing section; a document acquisition section that acquires the document data, corresponding to the access key read from the removable display, from the document management server, and adds a user ID of a user operating the information processing unit to the access key; and a document processing section that processes the document data acquired from the document management server; and an access log management unit that stores an access log associating the document ID of the access key and the user ID added to the access key with each other as the processing section acquires the document data based on the access key from the document management server, wherein when the user receives the removable display from another user and connects the removable display to the processing section, the document acquisition section acquires the document data from the document management server, the document data having been previously displayed to another user on the removable display, and wherein the removable display is an electronic paper capable of holding an image in a no-power supply state or the removable display is a transfer type write type electronic paper.