MAP DISPLAY APPARATUS, MAP DISPLAY METHOD, AND MAP DISPLAY PROGRAM

A map display apparatus includes: road network information (30b) in which integrated traffic signal information is provided in an intersection configured of a plurality of nodes having attribute information of traffic signal available; a display unit (36) which performs map displaying using map image data generated based on the road network information (30b); and a signal displaying controller which performs switching whether a traffic signal icon is displayed at the node of the map image data or the traffic signal icon is displayed at a position to display the integrated traffic signal information according to a display scale of the map displaying.