Public Security Bureau
E300057
The Public Security Bureau is a specialized division of the Tokyo Metropolitan Police Department responsible for handling matters related to national security, intelligence, and public order.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Public Security Bureau canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2787562 — 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: Public Security Bureau Context triple: [Tokyo Metropolitan Police Department, hasPart, Public Security Bureau]
-
A.
Internal Affairs Bureau
The Internal Affairs Bureau is the division of the Metropolitan Police Department of the District of Columbia responsible for investigating allegations of misconduct and ensuring integrity within the police force.
-
B.
Internal Affairs Bureau
The Internal Affairs Bureau is the New York City Police Department’s specialized unit responsible for investigating police misconduct and ensuring integrity within the force.
-
C.
Ministerstwo Bezpieczeństwa Publicznego
Ministerstwo Bezpieczeństwa Publicznego was the communist-era Polish Ministry of Public Security responsible for internal security, political repression, and secret police activities in post-World War II Poland.
-
D.
People's Security Agency
The People's Security Agency was an early Indonesian paramilitary organization that played a key role in defending the newly proclaimed republic during the Indonesian National Revolution.
-
E.
Security Bureau of the National Police Agency of Japan
The Security Bureau of the National Police Agency of Japan is the central body responsible for overseeing public security, counterterrorism, and protection of key officials and facilities across the country.
- 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: Public Security Bureau Target entity description: The Public Security Bureau is a specialized division of the Tokyo Metropolitan Police Department responsible for handling matters related to national security, intelligence, and public order.
-
A.
Internal Affairs Bureau
The Internal Affairs Bureau is the division of the Metropolitan Police Department of the District of Columbia responsible for investigating allegations of misconduct and ensuring integrity within the police force.
-
B.
Internal Affairs Bureau
The Internal Affairs Bureau is the New York City Police Department’s specialized unit responsible for investigating police misconduct and ensuring integrity within the force.
-
C.
Ministerstwo Bezpieczeństwa Publicznego
Ministerstwo Bezpieczeństwa Publicznego was the communist-era Polish Ministry of Public Security responsible for internal security, political repression, and secret police activities in post-World War II Poland.
-
D.
People's Security Agency
The People's Security Agency was an early Indonesian paramilitary organization that played a key role in defending the newly proclaimed republic during the Indonesian National Revolution.
-
E.
Security Bureau of the National Police Agency of Japan
The Security Bureau of the National Police Agency of Japan is the central body responsible for overseeing public security, counterterrorism, and protection of key officials and facilities across the country.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
intelligence agency
ⓘ
police bureau ⓘ |
| abbreviation |
PSB
ⓘ
surface form:
PSB (informal English abbreviation)
|
| cooperatesWith |
National Police Agency of Japan
ⓘ
Public Security Intelligence Agency of Japan ⓘ other domestic security agencies in Japan ⓘ |
| country | Japan ⓘ |
| employerOf |
intelligence analysts
ⓘ
investigators ⓘ police officers ⓘ |
| goal |
protection of national security interests in the Tokyo area
ⓘ
protection of public safety in Tokyo ⓘ |
| handles |
cases involving espionage-related threats
ⓘ
cases involving organized extremist groups ⓘ cases involving political violence ⓘ cases involving terrorism-related threats ⓘ |
| hasHeadquartersIn | Tokyo ⓘ |
| hasParentAgency | Tokyo Metropolitan Police Department ⓘ |
| isLawEnforcementAgencyOf | Tokyo Metropolitan Government ⓘ |
| jurisdiction |
Tokyo metropolitan area
ⓘ
surface form:
Tokyo Metropolis
|
| languageOfOperation | Japanese ⓘ |
| locatedIn |
Japan
ⓘ
Tokyo ⓘ |
| monitors |
activities that may threaten public order
ⓘ
organizations suspected of subversive activities ⓘ |
| oversees | security-related intelligence operations of the Tokyo Metropolitan Police Department ⓘ |
| partOf | Tokyo Metropolitan Police Department ⓘ |
| responsibleFor |
counter-espionage operations
ⓘ
counter-terrorism intelligence ⓘ intelligence gathering related to security threats ⓘ investigating threats to the constitutional order ⓘ monitoring subversive activities ⓘ national security matters within Tokyo ⓘ public order in Tokyo ⓘ security vetting and background checks in sensitive areas ⓘ |
| sector |
domestic intelligence
ⓘ
law enforcement ⓘ |
| typeOf | specialized division of the Tokyo Metropolitan Police Department ⓘ |
| usesLegalFramework |
Japanese criminal procedure law
ⓘ
Japanese national security laws ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Public Security Bureau Description of subject: The Public Security Bureau is a specialized division of the Tokyo Metropolitan Police Department responsible for handling matters related to national security, intelligence, and public order.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Tokyo Metropolitan Police Department