Information presentation device, information presentation system, and information presentation method

An information presentation device comprising:

• an acquisition unit that acquires purchase data indicating items purchased in each of stores that constitute a shopping mall, position information indicating where each of the items is placed in each of the stores in the shopping mall, and a layout map representing an inside of the shopping mall, the items being goods or services;
• a controller that extracts a plurality of items purchased by a certain person from the purchase data based on a predetermined condition and generates sales information on the plurality of items thus extracted based on the purchase data;
• and
• a display unit that displays a plurality of first figures representing the plurality of items respectively and a second figure representing a link between the plurality of items together with the layout map based on the sales information and the position information.

An information presentation method comprising:

• causing an acquisition unit to acquire purchase data indicating items purchased in a facility, position information indicating where each of the items is placed in the facility, and a layout map representing an inside of the facility, the items being goods or services;
• causing a controller to extract a plurality of items purchased by a person from the purchase data based on a predetermined condition and generate sales information on the plurality of items thus extracted based on the purchase data;
• and
• causing a display unit to display a plurality of first figures representing the plurality of items respectively and a second figure representing a link between the plurality of items together with the layout map based on the sales information and the position information.