INFORMATION PROCESSING SYSTEM AND INFORMATION PROCESSING DEVICE

An information processing system includes an information processing device, and a terminal which communicates information with the information processing device at least in one direction based on an electromagnetic method. The information processing system includes, an input unit which receives an input of a user, a display unit which displays a screen, a screen transition processing unit which decides a screen to be subsequently displayed by the display unit and causes the display unit to perform a screen transition based on the input of the input unit and the display of the display unit, a screen transition score calculation unit which calculates a screen transition score each time the screen transition processing unit causes the display unit to perform a screen transition, an item database which associates and stores an item name and an item attribute, an attribute score database which associates and stores the item attribute and an attribute score indicating the user's preference with regard to the item attribute, an item search unit which searches the item database based on the user's input, and extracts at least the item attribute, and a score addition unit which adds the screen transition score calculated by the screen transition score calculation unit to the attribute score associated with the item attribute extracted by the item search unit.