Japan is a parliamentary constitutional monarchy with a civil law system.

Japan is divided into 47 prefectures. On this map, the prefectures have their names written on them. The colors indicate regions of Japan. Regions are not official administrative units.

Map from Wikimedia Commons

Japanese is the official language of Japan. Most legal materials are available only in Japanese. 

Country profiles are helpful sources to familiarize yourself with the culture, economy, and political system of another country.