This is an application to display maps provided by Geospatial Information Authority of Japan.

Please view the following link if you want to know more about the GSI map.
http://www.gsi.go.jp/kikakuchousei/kikakuchousei40182.html

Features:

1, Can display almost all the map types published by Geospatial Information Authority of Japan.

2, Can invoke the directions function of Apple Map or Google Map in this application.

3, Can switch to OpenStreetMap for your convenience.

4, Can measure distance and area space, please select the corresponding function and tap the red pin to try.

5, Can display the location and elevation information on detail screen, also can add memo or select a photo(if photos are available on device). You can delete selected photo by long press action.

6, Can add a location point to bookmark on detail screen.
7, Background map option, changing map transparency.
8, Save history on trace mode.
9, Save tile data to local.

Notice:

1, The internet environment is a must.
2, Sometimes the display of map become slowly, because of the status of internet environment.

Disclaimer:
1, The developer take no responsibility for any result when user use this application.
2, The map displayed in this application depends on service provided by other organization, this application will out of work if this kind of service was stopped.