Yokohama metropolitan area
E389057
The Yokohama metropolitan area is a major urban and economic region in Japan centered on the port city of Yokohama and its surrounding municipalities within the Greater Tokyo area.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Yokohama metropolitan area canonical | 6 |
| Port of Yokohama hinterland | 1 |
| Yokohama and surrounding Kantō region | 1 |
| Yokohama urban area | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3193061 — 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: Yokohama metropolitan area Context triple: [Yokohama City University, regionServed, Yokohama metropolitan area]
-
A.
Chūkyō metropolitan area
The Chūkyō metropolitan area is Japan’s third-largest urban and industrial region, centered on Nagoya and known as a major hub for automotive manufacturing and international trade.
-
B.
Tokyo metropolitan area
The Tokyo metropolitan area is the world’s largest urban agglomeration, centered on Japan’s capital Tokyo and encompassing numerous surrounding cities and prefectures in a vast, densely populated economic and cultural hub.
-
C.
Kyoto metropolitan area
The Kyoto metropolitan area is a major urban and cultural region in Japan centered on the historic city of Kyoto and its surrounding municipalities.
-
D.
Osaka–Kobe metropolitan area
The Osaka–Kobe metropolitan area is a major urban and economic region in Japan’s Kansai area, centered on the cities of Osaka and Kobe and known for its dense population, industry, and cultural influence.
-
E.
Nagano metropolitan area
The Nagano metropolitan area is an urban region in central Japan centered on the city of Nagano, known for its historical temples, surrounding mountains, and role as a regional economic and transportation hub.
- 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: Yokohama metropolitan area Target entity description: The Yokohama metropolitan area is a major urban and economic region in Japan centered on the port city of Yokohama and its surrounding municipalities within the Greater Tokyo area.
-
A.
Chūkyō metropolitan area
The Chūkyō metropolitan area is Japan’s third-largest urban and industrial region, centered on Nagoya and known as a major hub for automotive manufacturing and international trade.
-
B.
Tokyo metropolitan area
The Tokyo metropolitan area is the world’s largest urban agglomeration, centered on Japan’s capital Tokyo and encompassing numerous surrounding cities and prefectures in a vast, densely populated economic and cultural hub.
-
C.
Kyoto metropolitan area
The Kyoto metropolitan area is a major urban and cultural region in Japan centered on the historic city of Kyoto and its surrounding municipalities.
-
D.
Osaka–Kobe metropolitan area
The Osaka–Kobe metropolitan area is a major urban and economic region in Japan’s Kansai area, centered on the cities of Osaka and Kobe and known for its dense population, industry, and cultural influence.
-
E.
Nagano metropolitan area
The Nagano metropolitan area is an urban region in central Japan centered on the city of Nagano, known for its historical temples, surrounding mountains, and role as a regional economic and transportation hub.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf | metropolitan area ⓘ |
| country | Japan ⓘ |
| hasAirportAccess | Haneda Airport ⓘ |
| hasAttraction |
Enoshima Island
NERFINISHED
ⓘ
Great Buddha of Kamakura ⓘ
surface form:
Kamakura Great Buddha
Minato Mirai 21 ⓘ Sankei-en Garden ⓘ Yamashita Park ⓘ Yokohama Chinatown ⓘ |
| hasCharacteristic |
densely populated urban region
ⓘ
highly developed transportation network ⓘ |
| hasCoreCity | Yokohama ⓘ |
| hasEconomicRole |
financial and business services center
ⓘ
major industrial center ⓘ major port and logistics hub ⓘ |
| hasExpressway |
Shuto Expressway network
ⓘ
surface form:
Metropolitan Expressway Kanagawa routes
Shutoko Bayshore Route ⓘ Tōmei Expressway ⓘ Yokohama-Yokosuka Road ⓘ |
| hasFunction | commuter belt for central Tokyo ⓘ |
| hasIndustry |
automotive industry
ⓘ
chemical industry ⓘ high-tech manufacturing ⓘ information technology services ⓘ shipbuilding ⓘ |
| hasMajorCity |
Fujisawa
NERFINISHED
ⓘ
Kamakura ⓘ Kawasaki ⓘ Sagamihara NERFINISHED ⓘ Yokosuka ⓘ |
| hasPort |
Port of Kawasaki
ⓘ
Port of Yokohama ⓘ |
| hasPortCity |
Kawasaki
ⓘ
Yokohama NERFINISHED ⓘ |
| hasTransportInfrastructure |
Keihin-Tōhoku Line
NERFINISHED
ⓘ
Keikyū Main Line NERFINISHED ⓘ Shin-Yokohama Station NERFINISHED ⓘ Shōnan-Shinjuku Line NERFINISHED ⓘ Tōkaidō Main Line NERFINISHED ⓘ Yokohama Municipal Subway NERFINISHED ⓘ Yokohama Station NERFINISHED ⓘ |
| hasUniversity |
Kanagawa University
NERFINISHED
ⓘ
Yokohama City University NERFINISHED ⓘ Yokohama National University NERFINISHED ⓘ |
| language | Japanese ⓘ |
| locatedIn | Kanagawa Prefecture NERFINISHED ⓘ |
| locatedInRegion | Kantō region ⓘ |
| locatedOn | Tokyo Bay ⓘ |
| partOf |
Tokyo metropolitan area
ⓘ
surface form:
Greater Tokyo Area
|
| timeZone | Japan Standard Time ⓘ |
| utcOffset | +09:00 ⓘ |
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: Yokohama metropolitan area Description of subject: The Yokohama metropolitan area is a major urban and economic region in Japan centered on the port city of Yokohama and its surrounding municipalities within the Greater Tokyo area.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Nishi-ku, Yokohama
this entity surface form:
Yokohama and surrounding Kantō region
subject surface form:
Graduate School of Medicine, Yokohama City University
this entity surface form:
Yokohama urban area
this entity surface form:
Port of Yokohama hinterland