Ichigaya Station on Toei Shinjuku Line
E605793
Ichigaya Station on the Toei Shinjuku Line is an underground subway station in central Tokyo serving the Shinjuku Line and providing convenient access to the Ichigaya business and educational district.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Ichigaya Station on Toei Shinjuku Line canonical | 1 |
| Ichigaya Station on the Chūō-Sōbu Line | 1 |
| Ichigaya Station on the Tokyo Metro Namboku Line | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6537752 — 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: Ichigaya Station on Toei Shinjuku Line Context triple: [Toei Shinjuku Line at Kudanshita, adjacentStation, Ichigaya Station on Toei Shinjuku Line]
-
A.
Mejiro Station on Yamanote Line
Mejiro Station on the Yamanote Line is a small, relatively quiet JR East railway station in Tokyo’s Toshima ward, situated between the major hubs of Ikebukuro and Takadanobaba.
-
B.
Fushimi-Inari Station (Keihan Line)
Fushimi-Inari Station (Keihan Line) is a railway station in Kyoto, Japan, serving visitors to the famous Fushimi Inari Taisha shrine and the surrounding Fushimi district.
-
C.
Eifukuchō Station
Eifukuchō Station is a railway station in Suginami, Tokyo, Japan, served by the Keio Inokashira Line.
-
D.
Shinjuku-sanchome Station
Shinjuku-sanchome Station is a major underground railway station in Tokyo’s Shinjuku district that serves multiple Tokyo Metro lines and provides convenient access to shopping, entertainment, and business areas.
-
E.
Itabashi Station
Itabashi Station is a railway station in Tokyo, Japan, known as a stop on major commuter lines connecting central Tokyo with its northern suburbs.
- 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: Ichigaya Station on Toei Shinjuku Line Target entity description: Ichigaya Station on the Toei Shinjuku Line is an underground subway station in central Tokyo serving the Shinjuku Line and providing convenient access to the Ichigaya business and educational district.
-
A.
Mejiro Station on Yamanote Line
Mejiro Station on the Yamanote Line is a small, relatively quiet JR East railway station in Tokyo’s Toshima ward, situated between the major hubs of Ikebukuro and Takadanobaba.
-
B.
Fushimi-Inari Station (Keihan Line)
Fushimi-Inari Station (Keihan Line) is a railway station in Kyoto, Japan, serving visitors to the famous Fushimi Inari Taisha shrine and the surrounding Fushimi district.
-
C.
Eifukuchō Station
Eifukuchō Station is a railway station in Suginami, Tokyo, Japan, served by the Keio Inokashira Line.
-
D.
Shinjuku-sanchome Station
Shinjuku-sanchome Station is a major underground railway station in Tokyo’s Shinjuku district that serves multiple Tokyo Metro lines and provides convenient access to shopping, entertainment, and business areas.
-
E.
Itabashi Station
Itabashi Station is a railway station in Tokyo, Japan, known as a stop on major commuter lines connecting central Tokyo with its northern suburbs.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
railway station
ⓘ
subway station ⓘ underground station ⓘ |
| category |
Railway stations in Tokyo
ⓘ
Toei Shinjuku Line stations ⓘ |
| country | Japan ⓘ |
| electrification | overhead catenary ⓘ |
| fareSystem | integrated with Toei Subway ⓘ |
| hasAccessibilityFeatures |
elevators
ⓘ
escalators ⓘ |
| hasAccessTo |
business district
ⓘ
educational institutions ⓘ |
| hasPlatformType | island platform ⓘ |
| hasStationCodeSystem | yes ⓘ |
| hasTicketGates | yes ⓘ |
| hasTicketing |
IC cards accepted
ⓘ
magnetic tickets accepted ⓘ |
| lineServed | Toei Shinjuku Line ⓘ |
| locatedIn |
Ichigaya
ⓘ
Japan ⓘ Shinjuku, Tokyo ⓘ Tokyo ⓘ |
| locatedInArea | central Tokyo ⓘ |
| operator |
Toei Subway
ⓘ
Tokyo Metropolitan Bureau of Transportation ⓘ |
| partOfNetwork |
Toei Subway network
ⓘ
linked to:
Toei Subway
|
| railGauge | standard gauge ⓘ |
| servesDistrict |
Ichigaya business district
ⓘ
Ichigaya educational district ⓘ |
| structureType | underground ⓘ |
| transportMode |
rapid transit
ⓘ
subway ⓘ |
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: Ichigaya Station on Toei Shinjuku Line Description of subject: Ichigaya Station on the Toei Shinjuku Line is an underground subway station in central Tokyo serving the Shinjuku Line and providing convenient access to the Ichigaya business and educational district.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Ichigaya Station on Toei Shinjuku Line
linked to: Ichigaya Station on Toei Shinjuku Line