Nuclear Regulation Authority (Japan)

E223649

government agency nuclear regulatory body

The Nuclear Regulation Authority (Japan) is the national regulatory body responsible for overseeing nuclear safety and regulation in Japan, established in response to the Fukushima Daiichi nuclear disaster.

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All labels observed (10)

Label	Occurrences
Nuclear Regulation Authority of Japan	4
Act for Establishment of the Nuclear Regulation Authority	2
Nuclear Regulation Authority (Japan) canonical	2
Nuclear Regulation Authority Commissioners	2
Japanese nuclear safety regulatory system	1
Nuclear Regulation Authority	1
Nuclear Regulation Authority (policy coordination role)	1
Nuclear Regulation Authority of Japan (post-reorganization)	1
Nuclear Safety Commission of Japan	1
Secretariat of the Nuclear Regulation Authority	1

How this entity was disambiguated

This entity first appeared as the object of triple T1979341 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Nuclear Regulation Authority (Japan)
Context triple: [Fukushima Daiichi nuclear disaster, countryRegulator, Nuclear Regulation Authority (Japan)]

A. U.S. Nuclear Regulatory Commission
The U.S. Nuclear Regulatory Commission is the federal agency responsible for overseeing and ensuring the safe use of nuclear materials and facilities in the United States.
B. Defense Nuclear Facilities Safety Board
The Defense Nuclear Facilities Safety Board is an independent U.S. federal agency that oversees and advises on safety standards and practices at Department of Energy defense nuclear facilities.
C. National Public Safety Commission of Japan
The National Public Safety Commission of Japan is a civilian oversight body that supervises the country’s police administration to ensure political neutrality and democratic control of law enforcement.
D. Norwegian Radiation and Nuclear Safety Authority
The Norwegian Radiation and Nuclear Safety Authority is Norway’s national regulatory body responsible for overseeing radiation protection, nuclear safety, and preparedness for nuclear and radiological emergencies.
E. Japanese Ministry of Health and Welfare
The Japanese Ministry of Health and Welfare was a former government ministry of Japan responsible for national public health policy, medical services, and social welfare programs before its functions were merged into the Ministry of Health, Labour and Welfare.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Nuclear Regulation Authority (Japan)
Target entity description: The Nuclear Regulation Authority (Japan) is the national regulatory body responsible for overseeing nuclear safety and regulation in Japan, established in response to the Fukushima Daiichi nuclear disaster.

A. U.S. Nuclear Regulatory Commission
The U.S. Nuclear Regulatory Commission is the federal agency responsible for overseeing and ensuring the safe use of nuclear materials and facilities in the United States.
B. Defense Nuclear Facilities Safety Board
The Defense Nuclear Facilities Safety Board is an independent U.S. federal agency that oversees and advises on safety standards and practices at Department of Energy defense nuclear facilities.
C. National Public Safety Commission of Japan
The National Public Safety Commission of Japan is a civilian oversight body that supervises the country’s police administration to ensure political neutrality and democratic control of law enforcement.
D. Norwegian Radiation and Nuclear Safety Authority
The Norwegian Radiation and Nuclear Safety Authority is Norway’s national regulatory body responsible for overseeing radiation protection, nuclear safety, and preparedness for nuclear and radiological emergencies.
E. Japanese Ministry of Health and Welfare
The Japanese Ministry of Health and Welfare was a former government ministry of Japan responsible for national public health policy, medical services, and social welfare programs before its functions were merged into the Ministry of Health, Labour and Welfare.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	government agency ⓘ nuclear regulatory body ⓘ
cooperatesWith	International Atomic Energy Agency ⓘ foreign nuclear regulatory bodies ⓘ
country	Japan ⓘ
ensuresComplianceWith	IAEA safety standards ⓘ linked to: IAEA Safety Standards Series Japanese nuclear safety laws ⓘ
establishedAfter	Fukushima Daiichi nuclear disaster ⓘ
formedAsResponseTo	Fukushima Daiichi nuclear disaster ⓘ
formedBy	Act for Establishment of the Nuclear Regulation Authority ⓘ linked to: Nuclear Regulation Authority (Japan)
governedBy	Nuclear Regulation Authority Commissioners ⓘ linked to: Nuclear Regulation Authority (Japan)
hasBoard	Nuclear Regulation Authority Commissioners ⓘ linked to: Nuclear Regulation Authority (Japan)
headquartersLocation	Japan ⓘ Tokyo ⓘ
jurisdiction	Japan ⓘ
languageOfWork	Japanese ⓘ
legalBasis	Act for Establishment of the Nuclear Regulation Authority ⓘ linked to: Nuclear Regulation Authority (Japan)
mandate	ensure safe use of nuclear energy in Japan ⓘ protect people and the environment from radiation hazards in Japan ⓘ
oversightOf	Fukushima Daiichi contaminated water management ⓘ Fukushima Daiichi nuclear power plant decommissioning ⓘ
parentOrganization	Cabinet Office (Japan) ⓘ linked to: Cabinet Office of Japan Government of Japan ⓘ
predecessor	Nuclear Safety Commission of Japan ⓘ linked to: Nuclear Regulation Authority (Japan) Nuclear and Industrial Safety Agency ⓘ
publishes	nuclear safety inspection reports ⓘ nuclear safety regulations ⓘ radiation monitoring data ⓘ
regulates	nuclear fuel cycle facilities in Japan ⓘ nuclear materials safeguards in Japan ⓘ nuclear power plants in Japan ⓘ nuclear safety in Japan ⓘ radiation protection in Japan ⓘ radioactive waste management in Japan ⓘ
responsibleFor	licensing of nuclear facilities in Japan ⓘ nuclear emergency preparedness in Japan ⓘ nuclear facility inspections in Japan ⓘ nuclear safety regulation in Japan ⓘ nuclear safety standards in Japan ⓘ nuclear security regulation in Japan ⓘ regulation of nuclear fuel fabrication facilities in Japan ⓘ regulation of nuclear fuel reprocessing facilities in Japan ⓘ regulation of nuclear reactors in Japan ⓘ regulation of nuclear research reactors in Japan ⓘ regulation of nuclear-related radiation use in medicine and industry in Japan ⓘ
sector	nuclear energy regulation ⓘ radiation protection regulation ⓘ
supervises	Secretariat of the Nuclear Regulation Authority ⓘ linked to: Nuclear Regulation Authority (Japan)

How these facts were elicited