Abstract: For a customer to use a purchase history of the customer in order to purchase a product in a store, a management apparatus 101 includes a product acquisition unit 121, a history acquisition unit 122, and a history transmission unit 123. The product acquisition unit 121 acquires, from a terminal 102 of a portable type being operated by a customer in a store, customer identification information for identifying the customer and product identification information about an intended purchase product of the customer. The history acquisition unit 122 acquires a purchase history of an associated product being a product associated with the intended purchase product among purchase histories of the customer, based on purchase history information indicating a purchase history of a product by customer. The history transmission unit 123 transmits a purchase history of the associated product to the terminal 102.

Abstract: To enable a user to easily recognize a content of registration in a technique for performing registration and settlement processing of a product to be settled by using a portable terminal. The present invention provides a portable terminal 10 including: an input acceptance unit 11 that accepts an input of product identification information of a product to be settled; a list generation unit 12 that generates, based on the input, a list of products to be settled; a graph generation unit 13 that generates a graph relating to a content of the list; and a display control unit 14 that displays a screen including the graph on a display unit 17.