To provide a stock/shipment management method for articles by a crane and a stock/shipment management system therefor capable of confirming whether or not the article is erroneous and the number is erroneous to automatically check it based on the measured weight by measuring a weight of the article hung up by the crane in addition to previous confirmation of the stock/ shipment by a person quickly carrying out a cope after that at an earlier stage when the mistake is discovered at a stock/shipment work utilizing the crane.

When the designated article is hung up by the crane, a weight of the hung up article is measured by a weight measuring device. The measurement value obtained by this measurement is compared and determined whether or not a kind of the article and weight data thereof memorized as computer data are a multiple of the weight of any article among information of article read out from a memory part. Thereby, the kind and the number of the hung up articles are confirmed and a stock/shipment of the article can be managed.