Nagatachō, Tokyo, Japan
E29078
Nagatachō, Tokyo, Japan is the political center of the country, housing key national government institutions such as the National Diet and the Prime Minister’s official offices.
All labels observed (8)
How this entity was disambiguated
This entity first appeared as the object of triple T51588 — 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: Nagatachō, Tokyo, Japan Context triple: [Fumio Kishida, workLocation, Nagatachō, Tokyo, Japan]
-
A.
Shibuya, Tokyo, Japan
Shibuya, Tokyo, Japan is a major commercial and entertainment district of Tokyo known for its busy scramble crossing, youth culture, and fashion scene.
-
B.
Hayabusachō, Chiyoda, Tokyo
Hayabusachō, Chiyoda, Tokyo is a central Tokyo district known for housing key national institutions, including Japan’s Supreme Court.
-
C.
Toyonaka
Toyonaka is a suburban city in Japan’s Kansai region known for its residential neighborhoods, educational institutions, and proximity to central Osaka.
-
D.
Moriguchi
Moriguchi is a city in Japan’s Kansai region that forms part of the Osaka metropolitan area and serves as a residential and commercial hub.
-
E.
Kitano-cho
Kitano-cho is a historic district in Kobe, Japan, known for its preserved Western-style residences built by foreign merchants in the late 19th and early 20th centuries.
- 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: Nagatachō, Tokyo, Japan Target entity description: Nagatachō, Tokyo, Japan is the political center of the country, housing key national government institutions such as the National Diet and the Prime Minister’s official offices.
-
A.
Shibuya, Tokyo, Japan
Shibuya, Tokyo, Japan is a major commercial and entertainment district of Tokyo known for its busy scramble crossing, youth culture, and fashion scene.
-
B.
Hayabusachō, Chiyoda, Tokyo
Hayabusachō, Chiyoda, Tokyo is a central Tokyo district known for housing key national institutions, including Japan’s Supreme Court.
-
C.
Toyonaka
Toyonaka is a suburban city in Japan’s Kansai region known for its residential neighborhoods, educational institutions, and proximity to central Osaka.
-
D.
Moriguchi
Moriguchi is a city in Japan’s Kansai region that forms part of the Osaka metropolitan area and serves as a residential and commercial hub.
-
E.
Kitano-cho
Kitano-cho is a historic district in Kobe, Japan, known for its preserved Western-style residences built by foreign merchants in the late 19th and early 20th centuries.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
district
ⓘ
neighborhood ⓘ |
| adjacentTo |
Akasaka
ⓘ
Hanzōmon area ⓘ Kasumigaseki ⓘ |
| administrativeDivisionType | chōme-based district ⓘ |
| contains |
Cabinet Office of Japan
ⓘ
House of Councillors of Japan ⓘ
linked to:
House of Councillors
House of Representatives of Japan ⓘ Kōmeitō headquarters ⓘ Liberal Democratic Party headquarters ⓘ National Diet Building ⓘ Prime Minister’s Office of Japan ⓘ
linked to:
Prime Minister's Office of Japan
Prime Minister’s Official Residence ⓘ |
| country | Japan ⓘ |
| governedBy |
Chiyoda City
ⓘ
linked to:
Chiyoda
|
| hasFunction |
executive government center of Japan
ⓘ
legislative center of Japan ⓘ |
| hasNameOrigin | derived from former Nagata village ⓘ |
| hasNumberOfChome | 3 ⓘ |
| hasPostalCode | 100-0014 ⓘ |
| languageUsed | Japanese ⓘ |
| locatedIn |
Asia
ⓘ
Chiyoda, Tokyo ⓘ
linked to:
Chiyoda, Tokyo, Japan
Honshu ⓘ Kantō region ⓘ Tokyo ⓘ Tokyo Metropolis ⓘ
linked to:
Tokyo Prefecture
|
| near |
Hie Shrine
ⓘ
Imperial Palace ⓘ
linked to:
Tokyo Imperial Palace
|
| notableFor |
location of the Prime Minister’s residence
ⓘ
national government institutions of Japan ⓘ seat of the National Diet ⓘ |
| partOf |
Chiyoda ward
ⓘ
linked to:
Chiyoda
Tokyo’s central business and government district ⓘ |
| role | political center of Japan ⓘ |
| servedBy |
Kokkai-gijidō-mae Station
ⓘ
Nagatachō Station ⓘ Tokyo Metro Chiyoda Line ⓘ Tokyo Metro Hanzōmon Line ⓘ
linked to:
Tokyo Metro Hanzomon Line
Tokyo Metro Marunouchi Line ⓘ Tokyo Metro Namboku Line ⓘ Tokyo Metro Yurakuchō Line ⓘ |
| timezone | Japan Standard Time ⓘ |
| utcOffset | +09:00 ⓘ |
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: Nagatachō, Tokyo, Japan Description of subject: Nagatachō, Tokyo, Japan is the political center of the country, housing key national government institutions such as the National Diet and the Prime Minister’s official offices.
Referenced by (21)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Nagatachō, Tokyo, Japan
linked to: Nagatachō, Tokyo, Japan
linked to: Nagatachō, Tokyo, Japan
linked to: Nagatachō, Tokyo, Japan
linked to: Nagatachō, Tokyo, Japan
linked to: Nagatachō, Tokyo, Japan
subject linked to:
SCJ
linked to: Nagatachō, Tokyo, Japan
linked to: Nagatachō, Tokyo, Japan
linked to: Nagatachō, Tokyo, Japan
subject linked to:
House of Representatives
linked to: Nagatachō, Tokyo, Japan
linked to: Nagatachō, Tokyo, Japan
linked to: Nagatachō, Tokyo, Japan
linked to: Nagatachō, Tokyo, Japan
linked to: Nagatachō, Tokyo, Japan
linked to: Nagatachō, Tokyo, Japan
linked to: Nagatachō, Tokyo, Japan
linked to: Nagatachō, Tokyo, Japan
linked to: Nagatachō, Tokyo, Japan