Hokuriku Shinkansen
E188825
The Hokuriku Shinkansen is a high-speed rail line in Japan connecting Tokyo with cities along the Sea of Japan coast, including Nagano, Toyama, and Kanazawa.
All labels observed (6)
| Label | Occurrences |
|---|---|
| Hokuriku Shinkansen canonical | 23 |
| Nagano Shinkansen | 3 |
| Hokuriku Shinkansen (partial section) | 2 |
| 北陸新幹線 | 2 |
| Hokuriku Shinkansen (via Nagano and Niigata) | 1 |
| Nagano Shinkansen (Hokuriku Shinkansen) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1592353 — 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: Hokuriku Shinkansen Context triple: [Tokyo Station, serves, Hokuriku Shinkansen]
-
A.
Jōetsu Shinkansen
The Jōetsu Shinkansen is a high-speed rail line in Japan that connects Tokyo with the Niigata region, providing rapid passenger service through central Honshu.
-
B.
Tōhoku Shinkansen
The Tōhoku Shinkansen is a high-speed rail line in Japan that connects Tokyo with the Tōhoku region in the northeast of Honshu.
-
C.
Kyushu Shinkansen
Kyushu Shinkansen is a high-speed railway line in Japan that connects major cities across the island of Kyushu as part of the national Shinkansen network.
-
D.
Tokaido Shinkansen
The Tokaido Shinkansen is Japan’s pioneering high-speed rail line connecting Tokyo with Osaka and other major cities, renowned for its speed, punctuality, and heavy passenger usage.
-
E.
Sanyo Shinkansen
Sanyo Shinkansen is a high-speed railway line in Japan that connects Osaka with western Honshu cities such as Hiroshima and Fukuoka as part of the Shinkansen network.
- 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: Hokuriku Shinkansen Target entity description: The Hokuriku Shinkansen is a high-speed rail line in Japan connecting Tokyo with cities along the Sea of Japan coast, including Nagano, Toyama, and Kanazawa.
-
A.
Jōetsu Shinkansen
The Jōetsu Shinkansen is a high-speed rail line in Japan that connects Tokyo with the Niigata region, providing rapid passenger service through central Honshu.
-
B.
Tōhoku Shinkansen
The Tōhoku Shinkansen is a high-speed rail line in Japan that connects Tokyo with the Tōhoku region in the northeast of Honshu.
-
C.
Kyushu Shinkansen
Kyushu Shinkansen is a high-speed railway line in Japan that connects major cities across the island of Kyushu as part of the national Shinkansen network.
-
D.
Tokaido Shinkansen
The Tokaido Shinkansen is Japan’s pioneering high-speed rail line connecting Tokyo with Osaka and other major cities, renowned for its speed, punctuality, and heavy passenger usage.
-
E.
Sanyo Shinkansen
Sanyo Shinkansen is a high-speed railway line in Japan that connects Osaka with western Honshu cities such as Hiroshima and Fukuoka as part of the Shinkansen network.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
Shinkansen line
ⓘ
high-speed rail line ⓘ |
| connectsCity |
Kanazawa
NERFINISHED
ⓘ
Nagano ⓘ Tokyo ⓘ Toyama NERFINISHED ⓘ |
| connectsWithLine |
Jōetsu Shinkansen via shared Tokyo–Omiya corridor
ⓘ
Tōhoku Shinkansen at Tokyo ⓘ |
| country | Japan ⓘ |
| electrification | 25 kV AC, 50 Hz overhead catenary ⓘ |
| endPoint | Kanazawa Station ⓘ |
| followsCoast | Sea of Japan ⓘ |
| formerName |
Nagano Shinkansen
ⓘ
linked to:
Hokuriku Shinkansen
|
| gauge | 1,435 mm ⓘ |
| infrastructureType | standard Shinkansen (not mini-shinkansen) ⓘ |
| languageOfName | Japanese ⓘ |
| lineColor | light blue and copper ⓘ |
| maximumOperatingSpeed | 260 km/h ⓘ |
| nativeName |
北陸新幹線
ⓘ
linked to:
Hokuriku Shinkansen
|
| nativeNameLanguage | ja ⓘ |
| notableEvent | service disruption and rolling stock damage during Typhoon Hagibis in 2019 ⓘ |
| notableStructure | Usui Pass tunnel system ⓘ |
| openingDate | 1997-10-01 ⓘ |
| operator |
East Japan Railway Company
ⓘ
West Japan Railway Company ⓘ |
| owner | Japan Railway Construction, Transport and Technology Agency ⓘ |
| partOfNetwork | Shinkansen network ⓘ |
| plannedExtensionTo |
Osaka
ⓘ
Tsuruga NERFINISHED ⓘ |
| primaryPurpose | passenger transport ⓘ |
| regionServed |
Chūbu region
ⓘ
Hokuriku region ⓘ Kantō region ⓘ |
| rollingStockUsed |
E7 series
ⓘ
W7 series ⓘ |
| routeFeature |
passes through Ishikawa Prefecture
ⓘ
linked to:
Toyama Prefecture
passes through Nagano Prefecture ⓘ passes through Niigata Prefecture ⓘ passes through Toyama Prefecture ⓘ
linked to:
Toyama
|
| safetyRecord | no passenger fatalities due to train accidents as of 2024 ⓘ |
| sectionOpened |
Nagano–Kanazawa section opened 2015-03-14
ⓘ
Tokyo–Nagano section opened 1997-10-01 ⓘ |
| serviceType |
Asama
ⓘ
linked to:
Mount Asama
Hakutaka ⓘ Kagayaki ⓘ Tsurugi ⓘ |
| signallingSystem |
ATC (Automatic Train Control)
ⓘ
linked to:
Automatic Train Control
|
| startPoint | Tokyo Station NERFINISHED ⓘ |
| ticketingSystem | JR Shinkansen fare system ⓘ |
| trackConfiguration | double track ⓘ |
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: Hokuriku Shinkansen Description of subject: The Hokuriku Shinkansen is a high-speed rail line in Japan connecting Tokyo with cities along the Sea of Japan coast, including Nagano, Toyama, and Kanazawa.
Referenced by (32)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Hokuriku Shinkansen
linked to: Hokuriku Shinkansen
subject linked to:
Takasaki, Gunma Prefecture, Japan
linked to: Hokuriku Shinkansen
linked to: Hokuriku Shinkansen
linked to: Hokuriku Shinkansen
linked to: Hokuriku Shinkansen
linked to: Hokuriku Shinkansen
linked to: Hokuriku Shinkansen
linked to: Hokuriku Shinkansen