Abstract: An intermediating apparatus connected to a storage management system for financially intermediating the transaction of products includes: a transaction managing unit for managing the transaction by relating a seller, a buyer, and the products carried into the storage by the seller and assumed to be purchased by the buyer to correspond to each other; a settling unit for paying to the seller a buying price of the products calculated on the basis of warehousing information transmitted from the storage management system at the time of delivery of the products from the seller to the storage; and an invoicing unit for notifying a claim to the buyer concerning a selling price of the products calculated on the basis of delivery information transmitted from the storage management system at the time of delivery of the products from the storage, thereby providing a system for encashing the inventory which is determined to be sold.