To provide a navigation device having a function placing an advertisement at set advertisement timing set for each advertisement information.
A storage medium 2 stores map information for displaying a map and advertisement information for displaying an advertisement. A control circuit 5 displays the map including the present position in a display device 7 according to the map information and displays the advertisement according to the advertisement information. The advertisement information includes an advertisement condition. The advertisement condition is set for each advertisement information for deciding its advertisement timing. The control circuit 5 displays the advertisement of an established advertisement condition on the basis of the advertisement condition.
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