Japan National Stadium
E82686
Japan National Stadium is a large multi-purpose sports venue in Tokyo that served as the centerpiece and primary athletics arena for the 2020 Summer Olympics and Paralympics.
All labels observed (8)
How this entity was disambiguated
This entity first appeared as the object of triple T661599 — 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: Japan National Stadium Context triple: [2020 Summer Olympics, mainStadium, Japan National Stadium]
-
A.
Nagano Olympic Stadium
Nagano Olympic Stadium is a multi-purpose sports venue in Nagano, Japan, best known for hosting the opening ceremony of the 1998 Winter Olympics.
-
B.
Yokohama Stadium
Yokohama Stadium is a prominent baseball and multi-purpose sports venue in Yokohama, Japan, best known as the home field of the Yokohama DeNA BayStars and a host of major international events.
-
C.
Olympic Stadium
Olympic Stadium is a large multi-purpose sports and events venue in Montreal, Quebec, best known as the main site of the 1976 Summer Olympics and for its distinctive inclined tower.
-
D.
Kyocera Dome Osaka
Kyocera Dome Osaka is a large, multi-purpose indoor stadium in Osaka, Japan, best known as a prominent professional baseball venue and major concert and event site.
-
E.
Beijing National Stadium
Beijing National Stadium, also known as the "Bird's Nest," is a landmark sports arena in Beijing famous for hosting the 2008 Summer Olympics and major international events.
- 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: Japan National Stadium Target entity description: Japan National Stadium is a large multi-purpose sports venue in Tokyo that served as the centerpiece and primary athletics arena for the 2020 Summer Olympics and Paralympics.
-
A.
Nagano Olympic Stadium
Nagano Olympic Stadium is a multi-purpose sports venue in Nagano, Japan, best known for hosting the opening ceremony of the 1998 Winter Olympics.
-
B.
Yokohama Stadium
Yokohama Stadium is a prominent baseball and multi-purpose sports venue in Yokohama, Japan, best known as the home field of the Yokohama DeNA BayStars and a host of major international events.
-
C.
Olympic Stadium
Olympic Stadium is a large multi-purpose sports and events venue in Montreal, Quebec, best known as the main site of the 1976 Summer Olympics and for its distinctive inclined tower.
-
D.
Kyocera Dome Osaka
Kyocera Dome Osaka is a large, multi-purpose indoor stadium in Osaka, Japan, best known as a prominent professional baseball venue and major concert and event site.
-
E.
Beijing National Stadium
Beijing National Stadium, also known as the "Bird's Nest," is a landmark sports arena in Beijing famous for hosting the 2008 Summer Olympics and major international events.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
athletics stadium
ⓘ
multi-purpose stadium ⓘ sports venue ⓘ |
| address | 10-1 Kasumigaokamachi, Shinjuku-ku, Tokyo ⓘ |
| architect | Kengo Kuma ⓘ |
| architectureFirm | Kengo Kuma and Associates ⓘ |
| brokeGround | 2016-12 ⓘ |
| builtFor |
2020 Summer Olympics
ⓘ
2020 Summer Paralympics ⓘ |
| builtOnSiteOf |
National Stadium
ⓘ
surface form:
National Stadium (Tokyo)
|
| city | Tokyo ⓘ |
| constructionCost | approximately 157000000000 ⓘ |
| country | Japan ⓘ |
| currencyOfConstructionCost |
Japanese yen
ⓘ
surface form:
JPY
|
| designFeatures |
extensive use of wood
ⓘ
integration with surrounding greenery ⓘ |
| generalContractor | Taisei Corporation ⓘ |
| hasRunningTrack | yes ⓘ |
| hasTenant | Japan national football team ⓘ |
| hostedEvent |
athletics at the 2020 Summer Olympics
ⓘ
athletics at the 2020 Summer Paralympics ⓘ closing ceremony of the 2020 Summer Olympics ⓘ closing ceremony of the 2020 Summer Paralympics ⓘ football matches at the 2020 Summer Olympics ⓘ opening ceremony of the 2020 Summer Olympics ⓘ opening ceremony of the 2020 Summer Paralympics ⓘ |
| locatedIn |
Shibuya
ⓘ
Shinjuku ⓘ Tokyo ⓘ |
| nativeName | 国立競技場 ⓘ |
| nativeNameLanguage | ja ⓘ |
| nicknamed | Kokuritsu Kyōgijō ⓘ |
| opened | 2019-11-30 ⓘ |
| operator | Japan Sport Council ⓘ |
| owner | Japan Sport Council ⓘ |
| replaced |
National Stadium
ⓘ
surface form:
National Stadium (Tokyo)
|
| roofType | partially covered ⓘ |
| seatingCapacity | 60000 ⓘ |
| seatingCapacityForAthletics | 60000 ⓘ |
| seatingCapacityForFootball | 60000 ⓘ |
| servedAs |
main stadium of the 2020 Summer Olympics
ⓘ
main stadium of the 2020 Summer Paralympics ⓘ |
| structuralEngineer |
Azusa Sekkei
ⓘ
Kengo Kuma and Associates ⓘ |
| surface | grass ⓘ |
| timezone | Japan Standard Time ⓘ |
| usedFor |
athletics
ⓘ
concerts ⓘ football ⓘ rugby union ⓘ |
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: Japan National Stadium Description of subject: Japan National Stadium is a large multi-purpose sports venue in Tokyo that served as the centerpiece and primary athletics arena for the 2020 Summer Olympics and Paralympics.
Referenced by (28)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
National Stadium (Japan)
this entity surface form:
National Stadium (Tokyo)
subject surface form:
National Stadium (Tokyo)
subject surface form:
National Stadium (Tokyo)
this entity surface form:
old National Stadium (Tokyo)
this entity surface form:
Japan National Stadium (in many seasons)
this entity surface form:
Tokyo National Stadium
this entity surface form:
Japan National Stadium (Tokyo 2020 Olympic Stadium)
this entity surface form:
Olympic Stadium (Tokyo)