Mayor of Osaka
E576428
The Mayor of Osaka is the elected head of the Osaka city government, responsible for overseeing municipal administration, public services, and local policy in Japan’s third-largest city.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mayor of Osaka canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6187321 — 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: Mayor of Osaka Context triple: [Hirofumi Yoshimura, positionHeld, Mayor of Osaka]
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A.
Mayor of Yokosuka
The Mayor of Yokosuka is the elected chief executive responsible for governing the city of Yokosuka in Kanagawa Prefecture, Japan.
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B.
Mayor of Sumida
The Mayor of Sumida is the chief executive official responsible for leading the local government and administration of Sumida Ward in Tokyo, Japan.
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C.
Mayor of Uruma
The Mayor of Uruma is the elected head of the city government of Uruma in Okinawa Prefecture, responsible for local administration, policy implementation, and representing the municipality.
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D.
Governor of Tokyo
The Governor of Tokyo is the elected chief executive who leads the Tokyo Metropolitan Government and oversees administration, policy, and public services for Japan’s capital region.
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E.
Kyoto Prefectural Governor
The Kyoto Prefectural Governor is the chief executive official responsible for administering Kyoto Prefecture’s government and implementing regional policies in Japan.
- 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: Mayor of Osaka Target entity description: The Mayor of Osaka is the elected head of the Osaka city government, responsible for overseeing municipal administration, public services, and local policy in Japan’s third-largest city.
-
A.
Mayor of Yokosuka
The Mayor of Yokosuka is the elected chief executive responsible for governing the city of Yokosuka in Kanagawa Prefecture, Japan.
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B.
Mayor of Sumida
The Mayor of Sumida is the chief executive official responsible for leading the local government and administration of Sumida Ward in Tokyo, Japan.
-
C.
Mayor of Uruma
The Mayor of Uruma is the elected head of the city government of Uruma in Okinawa Prefecture, responsible for local administration, policy implementation, and representing the municipality.
-
D.
Governor of Tokyo
The Governor of Tokyo is the elected chief executive who leads the Tokyo Metropolitan Government and oversees administration, policy, and public services for Japan’s capital region.
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E.
Kyoto Prefectural Governor
The Kyoto Prefectural Governor is the chief executive official responsible for administering Kyoto Prefecture’s government and implementing regional policies in Japan.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
mayoral office
ⓘ
political office ⓘ |
| appliesToJurisdiction | Osaka City NERFINISHED ⓘ |
| appliesToPopulation | residents of Osaka City ⓘ |
| appointedBy | voters of Osaka City ⓘ |
| cooperatesWith | Governor of Osaka Prefecture ⓘ |
| country | Japan ⓘ |
| governmentSystem | mayor–council system ⓘ |
| governs | Japan’s third-largest city by population ⓘ |
| hasAuthority |
to appoint senior municipal officials
ⓘ
to execute the city budget ⓘ to propose ordinances to the Osaka City Assembly ⓘ to represent Osaka City in official functions ⓘ |
| hasJurisdictionOver |
local policy in Osaka City
ⓘ
municipal administration of Osaka City ⓘ public services in Osaka City ⓘ |
| hasOfficialWebsite | https://www.city.osaka.lg.jp/ ⓘ |
| headOf | Osaka City Administration NERFINISHED ⓘ |
| headOfGovernment | Osaka City Government NERFINISHED ⓘ |
| inception | 1889 ⓘ |
| languageUsed | Japanese ⓘ |
| legalForm | elected executive office ⓘ |
| locatedIn | Kansai region ⓘ |
| locatedInTheAdministrativeTerritorialEntity | Osaka Prefecture NERFINISHED ⓘ |
| locatedInTimeZone | Japan Standard Time ⓘ |
| officeContestedIn | Osaka mayoral election NERFINISHED ⓘ |
| officeHolder | Hideyuki Yokoyama NERFINISHED ⓘ |
| officeHolderStartTime | 2023-04-10 ⓘ |
| partOf | local government in Japan ⓘ |
| reeligibility | may be re-elected ⓘ |
| residence | Osaka City NERFINISHED ⓘ |
| responsibleFor |
disaster prevention policy in Osaka City
ⓘ
economic development policy in Osaka City ⓘ education administration at the municipal level ⓘ environmental policy in Osaka City ⓘ implementing municipal ordinances ⓘ managing city public services ⓘ preparing the city budget ⓘ urban planning in Osaka City ⓘ welfare and social services in Osaka City ⓘ |
| seat | Osaka City Hall NERFINISHED ⓘ |
| selectionMethod | direct popular election ⓘ |
| subordinateTo | Osaka City Assembly NERFINISHED ⓘ |
| termLength | 4 years ⓘ |
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: Mayor of Osaka Description of subject: The Mayor of Osaka is the elected head of the Osaka city government, responsible for overseeing municipal administration, public services, and local policy in Japan’s third-largest city.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Hirofumi Yoshimura