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Tōkaimura criticality accident

nuclear accident
Event criticality_accident Q1377385
Tōkaimura criticality accident
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Summary

Tōkaimura criticality accident is a criticality accident[1].

Key Facts

  • Located in the administrative territorial entity: Tōkai-mura[2]
  • Country: Japan[3]
  • Follows: PNC Tōkai Works fire and explosion[4]
  • Location: JCO[5]
  • Point in time: September 30, 1999[6], March 11, 1997[7]
  • Coordinate location: 36.47972222222222, 140.5536111111111[8]
  • Number of deaths: {'amount': '+2'}[9]
  • Number of injured: {'amount': '+1'}[10]
  • Native label: 東海村JCO臨界事故[11]
  • P14541: 4MkKI1[12]

Related Entities

Japan

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [2] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). Tōkaimura criticality accident. Retrieved October 29, 2026, from https://4ort.xyz/entity/tokaimura-criticality-accident
MLA “Tōkaimura criticality accident.” 4ort.xyz Knowledge Graph, 4ort.xyz, 29 Oct. 2026, https://4ort.xyz/entity/tokaimura-criticality-accident.
BibTeX @misc{4ortxyz_tokaimura-criticality-accident_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Tōkaimura criticality accident}}, year = {2026}, url = {https://4ort.xyz/entity/tokaimura-criticality-accident}, note = {Accessed: 2026-10-29}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Tōkaimura criticality accident — https://4ort.xyz/entity/tokaimura-criticality-accident (retrieved 2026-10-29)

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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. 4w ago · Rémih · 2026-09-30 view diff on Wikidata ↗
    Native label → {'lang': 'ja', 'text': '東海村JCO臨界事故'}
    Point in time → +1999-09-30T00:00:00Z, +1997-03-11T00:00:00Z
    Wikipedia languages → ['ar', 'de', 'en', 'es', 'fr', 'id', 'it', 'ja', 'ko', 'pt', 'ro', 'ru', 'simple
    Claims rich → —
    "/* wbsetclaim-create:2||1 */ Native label: 東海村JCO臨界事故"
  2. 16w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → 4MkKI1
    Point in time → +1999-09-30T00:00:00Z, +1997-03-11T00:00:00Z
    Instance of → criticality accident
    Number of deaths → {'amount': '+2'}
    + 13 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.