| 摘要 |
PROBLEM TO BE SOLVED: To exhibit a higher customer attraction effect in a shop having a terminal device.SOLUTION: In a digital signage device (2) connected with other digital signage devices (2) installed at other stores via a communication network so that data can be transmitted and received, a control unit 23 performs a lottery according to an operation on a lottery image displayed in a display unit, transmits information on a winning state to the other digital signage devices (2) via a communication unit (26) when the result of the lottery is a win, and changes setting of a lottery condition of the lottery when information on a winning state is received from the other digital signage devices (2). |
