Honshu-Shikoku Bridge Expressway Company
E355605
Honshu-Shikoku Bridge Expressway Company is a Japanese expressway operator responsible for managing major bridge and highway links between the islands of Honshu and Shikoku.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Honshu-Shikoku Bridge Expressway Company canonical | 15 |
| Honshu-Shikoku Bridge Authority | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3413661 — 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: Honshu-Shikoku Bridge Expressway Company Context triple: [Seto Ohashi Bridge system, maintainedBy, Honshu-Shikoku Bridge Expressway Company]
-
A.
NEXCO West Japan
NEXCO West Japan is a major Japanese expressway company responsible for managing and operating toll roads and related infrastructure in the western regions of Japan.
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B.
NEXCO Central Japan
NEXCO Central Japan is a major Japanese expressway company responsible for operating and maintaining toll roads and related infrastructure in the central region of Japan.
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C.
Keikyu Corporation
Keikyu Corporation is a major private railway operator in the Greater Tokyo area, best known for its commuter and airport rail services connecting central Tokyo with Haneda Airport and the Miura Peninsula.
-
D.
Kinki Sharyo
Kinki Sharyo is a Japanese manufacturer specializing in the design and production of railway vehicles, including metro and light rail trains used in systems worldwide.
-
E.
Nankai Electric Railway
Nankai Electric Railway is a major private railway company in Japan’s Kansai region, operating key commuter and interurban lines connecting Osaka with Wakayama and Kansai International Airport.
- 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: Honshu-Shikoku Bridge Expressway Company Target entity description: Honshu-Shikoku Bridge Expressway Company is a Japanese expressway operator responsible for managing major bridge and highway links between the islands of Honshu and Shikoku.
-
A.
NEXCO West Japan
NEXCO West Japan is a major Japanese expressway company responsible for managing and operating toll roads and related infrastructure in the western regions of Japan.
-
B.
NEXCO Central Japan
NEXCO Central Japan is a major Japanese expressway company responsible for operating and maintaining toll roads and related infrastructure in the central region of Japan.
-
C.
Keikyu Corporation
Keikyu Corporation is a major private railway operator in the Greater Tokyo area, best known for its commuter and airport rail services connecting central Tokyo with Haneda Airport and the Miura Peninsula.
-
D.
Kinki Sharyo
Kinki Sharyo is a Japanese manufacturer specializing in the design and production of railway vehicles, including metro and light rail trains used in systems worldwide.
-
E.
Nankai Electric Railway
Nankai Electric Railway is a major private railway company in Japan’s Kansai region, operating key commuter and interurban lines connecting Osaka with Wakayama and Kansai International Airport.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese company
ⓘ
company ⓘ expressway operator ⓘ |
| connectsIsland |
Honshu
ⓘ
Shikoku ⓘ |
| country | Japan ⓘ |
| focusesOn |
maintenance of expressways
ⓘ
operation of long-span bridges ⓘ toll collection ⓘ traffic management ⓘ |
| hasAbbreviation | HSBE ⓘ |
| hasBridgeOnNetwork |
Akashi Kaikyo Bridge
ⓘ
Kurushima-Kaikyō Bridge ⓘ Seto Ohashi Bridge ⓘ |
| hasHeadquartersIn | Japan ⓘ |
| hasLegalForm | corporation ⓘ |
| hasNetworkRole | part of Japan Expressway network ⓘ |
| hasOfficialWebsite | https://www.jb-honshi.co.jp/ ⓘ |
| hasTollSystem | electronic toll collection ⓘ |
| industry |
expressway operation
ⓘ
transportation infrastructure ⓘ |
| languageOfName | Japanese ⓘ |
| locatedIn |
Seto Inland Sea region
ⓘ
linked to:
Seto Inland Sea
|
| manages |
Honshu–Shikoku bridge routes
ⓘ
Kobe-Awaji-Naruto Expressway ⓘ Nishiseto Expressway ⓘ Seto-Chuo Expressway ⓘ expressways ⓘ highway bridges ⓘ road bridges ⓘ toll roads ⓘ |
| modeOfTransport | road transport ⓘ |
| operatesIn | Japan ⓘ |
| regionServed |
Honshu
ⓘ
Shikoku ⓘ |
| responsibleFor |
links between Honshu and Shikoku
ⓘ
major bridge links between Honshu and Shikoku ⓘ major highway links between Honshu and Shikoku ⓘ |
| sector | public infrastructure ⓘ |
| subjectOf |
infrastructure management studies
ⓘ
transport policy in Japan ⓘ |
| transportInfrastructureType | inter-island road link ⓘ |
| usesCurrency | Japanese yen ⓘ |
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: Honshu-Shikoku Bridge Expressway Company Description of subject: Honshu-Shikoku Bridge Expressway Company is a Japanese expressway operator responsible for managing major bridge and highway links between the islands of Honshu and Shikoku.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Honshu-Shikoku Bridge Expressway Company
linked to: Honshu-Shikoku Bridge Expressway Company
subject linked to:
Akashi Kaikyō Bridge (via Awaji Island)