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Constitution of Japan

supreme law of Japan since 1947
Legislation constitution Q237082
Constitution of Japan
Japanese government · Public Domain · Wikimedia
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Summary

Constitution of Japan is a constitution[1]. It ranks in the top 1% of constitution entities by monthly Wikipedia readership (5,748 views/month).[2]

Key Facts

  • Country: Japan[3]
  • Based on: MacArthur draft[4]
  • Follows: Constitution of the Empire of Japan[5]
  • Location: National Archives of Japan[6]
  • Writing system: kyūjitai[7]
  • Part of: Six Codes[8]
  • Commons category: Constitution of Japan[9]
  • Language of work or name: Japanese[10]
  • Legislated by: Imperial Diet[11]
  • Has part(s): 上諭[12], Preamble of the Japanese Constitution[13], Constitution of Japan: Chapter 1[14], Constitution of Japan: Chapter 2[15], Constitution of Japan: Chapter 3[16], Constitution of Japan: Chapter 4[17], Constitution of Japan: Chapter 5[18], Constitution of Japan: Chapter 6[19], Constitution of Japan: Chapter 7[20], Constitution of Japan: Chapter 8[21], Constitution of Japan: Chapter 9[22], Constitution of Japan: Chapter 10[23], Constitution of Japan: Chapter 11[24]
  • Inception: October 7, 1946[25]
  • Publication date: May 3, 1947[26]
  • Topic's main category: Category:Constitutions of Japan[27]
  • Work available at URL: http://mjp.univ-perp.fr/constit/jp1946.htm[28], http://elaws.e-gov.go.jp/search/elawsSearch/elaws_search/lsg0500/detail?lawId=321CONSTITUTION[29], https://www.japaneselawtranslation.go.jp/en/laws/view/174[30]
  • Applies to jurisdiction: Japan[31]
  • Topic has template: Q22823955[32]
  • Published in: Official Gazette[33]
  • Native label: 日本国憲法[34], 日本國憲法[35]
  • Name in kana: にほんこくけんぽう[36], にっぽんこくけんぽう[37]
  • Signatory: Hirohito[38], First Yoshida Cabinet[39]
  • Effective date: May 3, 1947[40]
  • Date of promulgation: November 3, 1946[41]

Why It Matters

Constitution of Japan has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[42] It is known by 67 alternative names across languages and contexts.[43]

Related Entities

Hirohito Japan

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . wikidata.org.
  17. [19] ↑ . wikidata.org.
  18. [20] ↑ . wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.
  26. [28] ↑ . wikidata.org.
  27. [29] ↑ . wikidata.org.
  28. [30] ↑ . wikidata.org.
  29. [31] ↑ . wikidata.org.
  30. [32] ↑ . wikidata.org.
  31. [33] ↑ . ndl.go.jp. ndl.go.jp. Provenance: wikidata.org.
  32. [34] ↑ . wikidata.org.
  33. [35] ↑ . wikidata.org.
  34. [36] ↑ . elaws.e-gov.go.jp. elaws.e-gov.go.jp. Provenance: wikidata.org.
  35. [37] ↑ . wikidata.org.
  36. [38] ↑ . wikidata.org.
  37. [39] ↑ . digital.archives.go.jp. digital.archives.go.jp. Provenance: wikidata.org.
  38. [40] ↑ . wikidata.org.
  39. [41] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [42] ↑ . Wikidata sitelinks. wikidata.org.
  3. [43] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Constitution of Japan. Retrieved October 16, 2026, from https://4ort.xyz/entity/constitution-of-japan
MLA “Constitution of Japan.” 4ort.xyz Knowledge Graph, 4ort.xyz, 16 Oct. 2026, https://4ort.xyz/entity/constitution-of-japan.
BibTeX @misc{4ortxyz_constitution-of-japan_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Constitution of Japan}}, year = {2026}, url = {https://4ort.xyz/entity/constitution-of-japan}, note = {Accessed: 2026-10-16}}
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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 21w ago · Twofivesixbot bot · 2026-05-25 view diff on Wikidata ↗
    Signatory → Hirohito, First Yoshida Cabinet
    Based on → MacArthur draft
    Legislated by → Imperial Diet
    Applies to jurisdiction → Japan
    + 22 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|6 */ National library of israel j9u id: 987007480785905171, mv to monolingual text names on J9U statements"
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