PROBLEM TO BE SOLVED: To flexibly change whether or not to provide an advertisement based on an attribute of a passenger. SOLUTION: An advertisement display device 1 has an acquisition unit 162 that acquires an image of a passenger in a taxi seat, and an attribute identification unit 164 that specifies an attribute of the passenger based on the image acquired by the acquisition unit 162. And, the reception unit 163 that receives the permission / denial information indicating the permission / rejection of the attribute from the passenger, and when it is determined that the passenger has permitted the use of the attribute based on the permission / denial information, the advertisement content based on the attribute specified by the attribute specific unit is taxied. It is provided with a content display unit 168 for displaying on the display unit 13 provided in the above and displaying advertisement content not based on the attribute on the display unit when it is determined that the passenger does not permit the use of the attribute. [Selection diagram] Fig. 2
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