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Constitution_of_Japan
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As of April 16, 2026
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(November 3born, 1946 ) is
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| Constitution of Japan | |
|---|---|
Preamble of the Constitution | |
| Overview | |
| Original title | 日本國憲法 |
| Jurisdiction | Japan |
| Presented | 3 November 1946 |
| Date effective | 3 May 1947 |
| System | Unitary parliamentary constitutional monarchy |
| Government structure | |
| Branches | Three |
| Head of state | None |
| Chambers | Bicameral (National Diet: House of Representatives, House of Councillors) |
| Executive | Cabinet, led by a Prime Minister |
| Judiciary | Supreme Court |
| Federalism | Unitary |
| History | |
| First legislature | |
| First executive | 24 May 1947 |
| First court | 4 August 1947 |
| Amendments | 0 |
| Location | National Archives of Japan |
| Authors | Milo Rowell, Courtney Whitney, and other US military lawyers working for the US-led Allied GHQ; subsequently reviewed and modified by members of the Imperial Diet |
| Signatories | Emperor Shōwa |
| Supersedes | Meiji Constitution |
| Full text | |
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