Doai Station
E936202
Doai Station is a remote, famously deep underground railway station in Gunma Prefecture, Japan, known for its long stairway and proximity to Mount Tanigawa.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Doai Station canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4932485 — 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: Doai Station Context triple: [Mount Tanigawa, nearestRailwayStation, Doai Station]
-
A.
Senkawa Station
Senkawa Station is a subway station in Tokyo, Japan, serving passengers on the Tokyo Metro network.
-
B.
Kecun Station
Kecun Station is a major interchange stop on the Guangzhou Metro system in Guangzhou, China.
-
C.
Uguisudani Station
Uguisudani Station is a railway station in Tokyo, Japan, known for serving the Yamanote and Keihin-Tōhoku Lines near the Ueno area.
-
D.
Inaricho Station
Inaricho Station is a Tokyo Metro subway station on the Ginza Line located in the Taitō ward of Tokyo, Japan.
-
E.
Ikoma Station
Ikoma Station is a major railway hub in Ikoma, Nara Prefecture, Japan, serving as an interchange between Kintetsu lines and local transit.
- 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: Doai Station Target entity description: Doai Station is a remote, famously deep underground railway station in Gunma Prefecture, Japan, known for its long stairway and proximity to Mount Tanigawa.
-
A.
Senkawa Station
Senkawa Station is a subway station in Tokyo, Japan, serving passengers on the Tokyo Metro network.
-
B.
Kecun Station
Kecun Station is a major interchange stop on the Guangzhou Metro system in Guangzhou, China.
-
C.
Uguisudani Station
Uguisudani Station is a railway station in Tokyo, Japan, known for serving the Yamanote and Keihin-Tōhoku Lines near the Ueno area.
-
D.
Inaricho Station
Inaricho Station is a Tokyo Metro subway station on the Ginza Line located in the Taitō ward of Tokyo, Japan.
-
E.
Ikoma Station
Ikoma Station is a major railway hub in Ikoma, Nara Prefecture, Japan, serving as an interchange between Kintetsu lines and local transit.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
railway station
ⓘ
underground railway station ⓘ |
| accessByRoad | National Route 291 vicinity ⓘ |
| category |
Railway stations in Gunma Prefecture
ⓘ
Railway stations in Japan opened in 1936 ⓘ Stations of East Japan Railway Company ⓘ Underground railway stations in Japan ⓘ |
| climate | heavy snowfall area in winter ⓘ |
| country | Japan ⓘ |
| distanceFromLineOrigin | 69.3 km from Takasaki Station ⓘ |
| elevation | approximately 583 m above sea level (station area) ⓘ |
| hasFeature |
minimal facilities
ⓘ
remote mountain location ⓘ unattended station building ⓘ very long stairway to underground platform ⓘ |
| hasPhotographicInterest | popular subject for photography and social media posts ⓘ |
| hasToilets | basic toilet facilities (may be seasonal/limited) ⓘ |
| hasWaitingRoom | small waiting area in above-ground building ⓘ |
| knownFor |
being one of Japan’s deepest underground stations
ⓘ
haunting, isolated atmosphere ⓘ its long stairway to the platform ⓘ low passenger usage ⓘ popularity among railfans and urban explorers ⓘ |
| languageOfSignage |
Japanese
ⓘ
some English ⓘ |
| locatedIn | Minakami, Gunma Prefecture, Japan ⓘ |
| locatedInAdministrativeTerritory | Gunma Prefecture ⓘ |
| locatedInRegion | Kantō region ⓘ |
| locatedInValley | Tonegawa (Tone River) valley area ⓘ |
| nearbyFeature |
Doai Tunnel
ⓘ
Mount Tanigawa ⓘ Tanigawadake Ropeway access area ⓘ |
| numberOfPlatforms | 2 ⓘ |
| numberOfStairsToUndergroundPlatform | 486 ⓘ |
| numberOfTracks | 2 ⓘ |
| openingDate | 1936-12-19 ⓘ |
| operator |
East Japan Railway Company
ⓘ
JR East ⓘ
linked to:
East Japan Railway Company
|
| passengerUsage | very low daily ridership ⓘ |
| platformConfiguration | 2 side platforms ⓘ |
| railwayLine | Jōetsu Line NERFINISHED ⓘ |
| servedArea | mountain hiking area around Mount Tanigawa ⓘ |
| servesLine | Jōetsu Line NERFINISHED ⓘ |
| stationCode | (none / unnumbered on Jōetsu Line) ⓘ |
| status | unstaffed ⓘ |
| structureType |
at-grade station (southbound platform)
ⓘ
underground station (northbound platform) ⓘ |
| ticketingSystem |
no automatic ticket gates
ⓘ
simple ticket collection box / proof-of-payment style ⓘ |
| undergroundPlatformDepth | approximately 70 m below ground ⓘ |
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: Doai Station Description of subject: Doai Station is a remote, famously deep underground railway station in Gunma Prefecture, Japan, known for its long stairway and proximity to Mount Tanigawa.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.