To eliminate the need of writing in a memo or storing information relating to merchandise for a user interested in the displayed merchandise.

A showcase for merchandise advertisement has a window 12 constituted of a transparent liquid crystal panel, an operation part 16 and a card discharge port 18 on the front surface. In the inside, the showcase has a plurality of merchandise housing cases 25 arranged adjacently to the window housing a display object 14, a rotationally driving part, a motor for rotating the rotationally driving part, an arm connecting the plurality of merchandise housing cases and the rotationally driving part, an infrared ray communication part 20 enabling the information to be transferred to a portable telephone by infrared ray communication, a printer for printing the information on a card, and a control part 28 for controlling all equipment.