This is a zoomable map over Tokyo (NRT). The map can give you an overview of the outdoor area with terminals, parkings and on some airports also details of gates, restaurants, shops and amenities if you zoom in.
The map is maintained by the OSM community via open collaboration. Links to other map services:
Openstreetmap Google Maps Bing maps Google street viewStatic map of all passenger routes from Tokyo (NRT). This airport has approximately 120 destinations.