1. A management device that manages a task that is executed by a plurality of users cooperatively, the management device comprising: a memory storing a program of instructions; and a processor configured to execute the program of instructions to manage a cooperative computing task executed by the plurality of users, the managing including generating an instance of task information associated with the cooperative computing task, associating the instance of task information with the plurality of users and one or more instances of electronic data associated with the cooperative computing task, the one or more instances of electronic data stored at one or more electronic data storage devices that are separate from the management device, such that the instance of task information includes participant user information indicating a plurality of participant users associated with the cooperative computing task, access destination information indicating a destination of the one or more instances of electronic data associated with the cooperative computing task, and authentication ticket information indicating authentication of the one or more instances of electronic data associated with the cooperative computing task, and selectively enabling access by at least one user of the plurality of users to a particular instance of electronic data associated with a particular cooperative computing task through the management device based on determining that the at least one user and an instance of authentication ticket information of the particular instance of electronic data are both associated with a particular instance of task information associated with the particular cooperative computing task, and generate a new instance of task information associated with a new cooperative computing task based on a past instance of task information associated with a past cooperative computing task previously executed using the management device.