A job processing apparatus for displaying job items. The apparatus includes a display unit that displays a collection of the job items as many as a specific number of the job items being obtained from each of at least one information storage device in response to a request, the request indicating both the specific number and a first condition specifying which of the job items are to be obtained; and a job item request unit that responds to a user operation by sending to the at least one information storage device a request indicating both the specific number and a second condition specifying which of the job items are to be obtained, thereby obtaining from the at least one information storage device the specific number of job items that are different from the specific number of original job items, wherein the second condition is different from the first condition.