You can list in order of distance the distance to the nuclear power plant from the nearest point that is specified in this app. In addition, you can display a map of 30km or 20mi zone and nuclear power plant and the point that you selected. You can switch between English, Japanese,simplified Chineses list in the name of the nuclear power plants further.
You can get automatic current position location information, if available in the Setup screen. Also you can distance unit switching and map search. Distance unit is miles or kilometers.
In the case of kilometers, map distance circle can be switched 20mi, 50mi, 100mi, 150mi in the case of a mile 30km, 80km, 160km, 250km also in the map screen.
You can display the Wikipedia article in the WEB button.
You can tweet on Twitter the location of the nuclear power plant.