Abstract: The components management system that performs a management of a component used in production of a product by a production device includes a reception section configured to, in a case where a supplied article supplied from a customer of the product is received as the component, perform reception processing of registering information on a storage location at which the supplied article is stored for each handling unit in association with component information; and a supplied article appropriating section configured to appropriate a price of the supplied article as an asset at a predetermined timing after the supplied article is unloaded from the storage location for use in the production by the production device.