PURPOSE: To prevent a long warehousing waiting time at an FA system automatic three dimensional warehouse having a number of warehousing openings, by changing a warehousing request line data with a priority order data as a reference when a warehousing request waiting occurs, and arranging so that the processing of warehousing may be conducted from the top warehousing request.

CONSTITUTION: A priority order under which warehousing requests are processed when warehousing waiting occurs, is registered beforehand according to article name codes at the memory device of a warehousing controller 5. Meanwhile, the warehousing controller 5 conducts the boring of respective warehousing request plates 4a-4l at fixed time intervals, and checks the presence of a warehousing request, and makes out a warehousing request processing priority order in accordance with a pre-set priority order classified by article names. Next, a warehousing request waiting line is made out according to the priority level order of warehousing request processing, and warehousing processing is done, starting with the top warehousing request. When a plurality of warehousing waitings occur, warehousing is done, according to the order of priority classified by article names, starting with the highest priority order.