The Constitutional Revision Research Project seeks to follow, analyze, and document constitutional discussion in Japan.

Mainichi Shimbun
Nihon Koku Kenpō | The Constitution of Japan

The Constitution of Japan (also known as the Postwar Constitution) went into effect in 1947, replacing the Meiji Constitution of 1890. It is recognized as the oldest unamended constitution in the world as of 2022, having never undergone revision in over 70 years since its promulgation. Throughout this time, constitutional revision has become an important subject of vigorous debate and discussion in Japan and around the world.* 

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Japan's LDP pushes for revising Constitution to state defense forces

September 2, 2024
"TOKYO - Japan's ruling party agreed Monday it will seek to specifically mention the name of the Self-Defense Forces in a revised Constitution, laying out a list of envisaged key changes ahead of an election to select its new leader who will likely carry them through." ...
[Copyright Kyodo News.]

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Kyodo Japan's LDP pushes for revising Constitution to state defense forces

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Chapter 3. Rights and Duties of the People

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Education Emergency Clause Environmental Rights Legislative Process

Related Voices

Japan Association of Environment and Society for the 21st Century gate io Japanese Trade Union Confederation (Rengō, JTUC) Fujin Minshu Kurabu (Fumin) New Komeito Party (Komeito)

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Legal Organizations | Research Institutes and Intellectuals
Asuwaka

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Education Emergency Clause Emperor Status Imperial Succession

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Chapter 1 Chapter 2 Chapter 3 Chapter 4

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Jiyū-Minshutō: Liberal Democratic Party (2012)

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Emperor Status

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Liberal Democratic Party (LDP)

Timeline: Japan's Constitutional Discussion