Gunma map

Gunma Prefecture is situated at what is almost the center of the Japanese archipelago, in the northwestern part of the Kanto Plain. It's an inland prefecture, approximately 100 km northwest of Tokyo (139o East and 36o North).To the East of Gunma lies Tochigi, to the West is Nagano, to the South is Saitama and to the North, Niigata and Fukushima.The shape of Gunma, surrounded by these prefectures, resembles that of a crane in flight. Two thirds of the prefecture is mountainous, with mountains ranging across the northwestern Prefectural boarder. The prefecture is blessed with a rich variety of nature such as; mountains 2,000 meters high, the marshlands of Oze, many lakes, and the Tone River's clear stream. http://www.pref.gunma.jp/english/location/index.htm