An examination schedule management unit 110 manages an examination schedule of a plurality of endoscopic examinations, including an examination room, information on scheduled examination start time, that on scheduled examination end time, and examination type information on examination contents. A cleaning schedule management unit 130 manages a cleaning schedule of a plurality of endoscopes, including a cleaning machine, information on scheduled cleaning start time, and that on scheduled cleaning end time. An endoscope assignment unit 126 assigns an endoscope to an endoscopic examination. A cleaning machine assignment unit 144 assigns a cleaning machine for cleaning an endoscope assigned to the endoscopic examination.