what is a parliamentary democracy with a constitutional monarchy in japan
Government of Japan. Japan is a constitutional monarchy with a parliamentary government. There is universal adult suffrage with a secret ballot for all elective offices. The executive branch is responsible to the Diet, and the judicial branch is independent.overnment. Type: Constitutional monarchy with a parliamentary government. Constitution: May 3, 1947. Branches: Executive --prime minister (head of government). Legislative --bicameral Diet (House of Representatives and House of Councillors).