Kokkai-gijidō-mae Station
E442644
Kokkai-gijidō-mae Station is a major Tokyo Metro subway station in central Tokyo that serves the area around Japan’s National Diet Building and the Nagatachō government district.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Kasumigaseki Station (nearby) | 1 |
| Kokkai-gijidō-mae Station canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1360090 — 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: Kokkai-gijidō-mae Station Context triple: [Nagatachō, servedBy, Kokkai-gijidō-mae Station]
-
A.
Kencho-mae Station
Kencho-mae Station is a monorail station on the Okinawa Urban Monorail (Yui Rail) in central Naha, Japan, serving as a key access point to the Okinawa Prefectural Government Office area.
-
B.
Fujimigaoka Station
Fujimigaoka Station is a railway station in Tokyo, Japan, serving passengers on a suburban commuter line operated by the Keio Corporation.
-
C.
Kichijōji Station
Kichijōji Station is a major railway hub in Tokyo’s Musashino area, serving multiple lines and providing access to the popular Kichijōji shopping and entertainment district as well as Inokashira Park.
-
D.
Osakako Station
Osakako Station is a railway station in Osaka, Japan, serving the Osaka Metro Chūō Line and providing access to the Osaka Bay area’s attractions.
-
E.
Dobutsuen-mae Station
Dobutsuen-mae Station is a major subway and railway station in Osaka, Japan, serving as a key access point to the Shinsekai area and nearby attractions such as the Tennoji Zoo.
- 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: Kokkai-gijidō-mae Station Target entity description: Kokkai-gijidō-mae Station is a major Tokyo Metro subway station in central Tokyo that serves the area around Japan’s National Diet Building and the Nagatachō government district.
-
A.
Kencho-mae Station
Kencho-mae Station is a monorail station on the Okinawa Urban Monorail (Yui Rail) in central Naha, Japan, serving as a key access point to the Okinawa Prefectural Government Office area.
-
B.
Fujimigaoka Station
Fujimigaoka Station is a railway station in Tokyo, Japan, serving passengers on a suburban commuter line operated by the Keio Corporation.
-
C.
Kichijōji Station
Kichijōji Station is a major railway hub in Tokyo’s Musashino area, serving multiple lines and providing access to the popular Kichijōji shopping and entertainment district as well as Inokashira Park.
-
D.
Osakako Station
Osakako Station is a railway station in Osaka, Japan, serving the Osaka Metro Chūō Line and providing access to the Osaka Bay area’s attractions.
-
E.
Dobutsuen-mae Station
Dobutsuen-mae Station is a major subway and railway station in Osaka, Japan, serving as a key access point to the Shinsekai area and nearby attractions such as the Tennoji Zoo.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Tokyo Metro station
ⓘ
subway station ⓘ |
| adjacentToStationOnChiyodaLine |
Akasaka Station
NERFINISHED
ⓘ
Kasumigaseki Station NERFINISHED ⓘ |
| adjacentToStationOnMarunouchiLine |
Akasaka-mitsuke Station
NERFINISHED
ⓘ
Kasumigaseki Station NERFINISHED ⓘ |
| chiyodaLineStationCode | C-07 ⓘ |
| connectedToStationByPassage | Nagatachō Station NERFINISHED ⓘ |
| country | Japan ⓘ |
| fareSystem | Tokyo Metro fare system ⓘ |
| formerOperator | Teito Rapid Transit Authority NERFINISHED ⓘ |
| hasAutomaticTicketMachines | yes ⓘ |
| hasBarrierFreeFacilities | yes ⓘ |
| hasElevators | yes ⓘ |
| hasEscalators | yes ⓘ |
| hasRestrooms | yes ⓘ |
| hasStationNumbering | yes ⓘ |
| hasStationStaff | yes ⓘ |
| hasThroughPassengersWith | Nagatachō Station NERFINISHED ⓘ |
| hasTicketGates | yes ⓘ |
| languageOfSignage |
English
ⓘ
Japanese ⓘ |
| locatedIn |
Chiyoda, Tokyo
NERFINISHED
ⓘ
Tokyo ⓘ Tokyo Metropolis NERFINISHED ⓘ central Tokyo NERFINISHED ⓘ |
| locatedUnder | Nagatachō area streets ⓘ |
| marunouchiLineStationCode | M-14 ⓘ |
| near |
Cabinet Office buildings
ⓘ
Kasumigaseki government district NERFINISHED ⓘ National Diet Building NERFINISHED ⓘ Prime Minister’s Official Residence NERFINISHED ⓘ |
| openingDate | 1956 ⓘ |
| openingDateOnChiyodaLine | 1972 ⓘ |
| operator | Tokyo Metro NERFINISHED ⓘ |
| platformType | island platform ⓘ |
| region | Kantō region ⓘ |
| servedByLine |
Tokyo Metro Chiyoda Line
NERFINISHED
ⓘ
Tokyo Metro Marunouchi Line NERFINISHED ⓘ |
| serves |
Nagatachō government district
NERFINISHED
ⓘ
National Diet Building area ⓘ |
| structureType | underground ⓘ |
| ticketingMediaAccepted |
IC cards
ⓘ
magnetic tickets ⓘ |
| ward | Chiyoda NERFINISHED ⓘ |
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: Kokkai-gijidō-mae Station Description of subject: Kokkai-gijidō-mae Station is a major Tokyo Metro subway station in central Tokyo that serves the area around Japan’s National Diet Building and the Nagatachō government district.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Nagatachō
this entity surface form:
Kasumigaseki Station (nearby)