A distribution management device, a distribution management method, a program storage medium and a distribution management system are disclosed. The client order data of the merchandise 4 of the sales channel utilized the internet 3 and the store order data of the merchandise 4 for the quantity sold of the sales channels excluding the Internet 3 are received by the sales managing server 20 via the internet 3. The stock of merchandise 4 is controlled by the settlement/delivery instructing server 21 based on the client and store order data. The actual sales condition of merchandise in each sales channel is grasped by the shipment control server 55 based on the storage data and the delivery condition data obtained from the client and store order data and the storage data and delivery condition data obtained from the settlement/delivery instructing server 21, and the supply of merchandise 4 to the manufacturing factory will be instructed based on the actual sales condition. Thus, the distribution stocks to each of sales channels can be one-dimensionally controlled and can be efficiently distributed in the market based on the actual sales information. And thereby, the stocks can be constantly and certainly secured to various sales channels.