Constitution of Japan
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Constitution of Japan | |
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![]() Preamble of the Constitution | |
Original title | 日本国憲法 |
Jurisdiction | Japan |
Date effective | 3 May 1947 |
System | Unitary parliamentary de facto[1] constitutional monarchy |
Branches | Three |
Head of state | Not defined in constitution.[2] The Emperor is "the symbol of the State and of the unity of the people", but can carry out many functions of a head of state.[1] |
Chambers | Bicameral (National Diet: House of Representatives, House of Councillors) |
Executive | Cabinet, headed by the Prime Minister |
Judiciary | Supreme Court |
Federalism | Unitary |
Electoral college | No |
First legislature | 20 April 1947 (HC) 25 April 1947 (HR) |
First executive | 24 May 1947 |
First court | 4 August 1947 |
Amendments | 0[3] |
Location | National Archives of Japan |
Author(s) | Allied GHQ and members of the Imperial Diet |
Signatories | Emperor Shōwa |
Supersedes | Meiji Constitution |
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