Ajinomoto Stadium
E704472
Ajinomoto Stadium is a large multi-purpose sports venue in Tokyo, Japan, best known for hosting professional football matches and major sporting events.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ajinomoto Stadium canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T7944956 — 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: Ajinomoto Stadium Context triple: [Tokyo Verdy, homeStadium, Ajinomoto Stadium]
-
A.
Onikan Stadium
Onikan Stadium is a historic multi-purpose sports arena located on Lagos Island in Lagos, Nigeria.
-
B.
Hiroshima Municipal Stadium
Hiroshima Municipal Stadium was a historic baseball stadium in Hiroshima, Japan, best known as the longtime home of the Hiroshima Toyo Carp before its replacement by Mazda Zoom-Zoom Stadium.
-
C.
Japoma Stadium
Japoma Stadium is a major multi-purpose sports venue in Douala, Cameroon, best known for hosting top-level football matches including those of the Cameroon national team and international tournaments.
-
D.
Setsoto Stadium
Setsoto Stadium is a multi-purpose national sports venue in Maseru, Lesotho, primarily used for football matches and major public events.
-
E.
Seibu Dome
Seibu Dome is a partially enclosed baseball stadium in Tokorozawa, Saitama, Japan, best known as the longtime home field of the Saitama Seibu Lions of Nippon Professional Baseball.
- 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: Ajinomoto Stadium Target entity description: Ajinomoto Stadium is a large multi-purpose sports venue in Tokyo, Japan, best known for hosting professional football matches and major sporting events.
-
A.
Onikan Stadium
Onikan Stadium is a historic multi-purpose sports arena located on Lagos Island in Lagos, Nigeria.
-
B.
Hiroshima Municipal Stadium
Hiroshima Municipal Stadium was a historic baseball stadium in Hiroshima, Japan, best known as the longtime home of the Hiroshima Toyo Carp before its replacement by Mazda Zoom-Zoom Stadium.
-
C.
Japoma Stadium
Japoma Stadium is a major multi-purpose sports venue in Douala, Cameroon, best known for hosting top-level football matches including those of the Cameroon national team and international tournaments.
-
D.
Setsoto Stadium
Setsoto Stadium is a multi-purpose national sports venue in Maseru, Lesotho, primarily used for football matches and major public events.
-
E.
Seibu Dome
Seibu Dome is a partially enclosed baseball stadium in Tokorozawa, Saitama, Japan, best known as the longtime home field of the Saitama Seibu Lions of Nippon Professional Baseball.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
multi-purpose stadium
ⓘ
stadium ⓘ |
| accessibleBy | Keio Line ⓘ |
| alsoKnownAs |
Tokyo Stadium (non-commercial name)
ⓘ
linked to:
Tokyo Stadium
|
| city | Chōfu ⓘ |
| continent | Asia ⓘ |
| country | Japan ⓘ |
| hasFacility |
athletics track (temporary configuration)
ⓘ
hospitality suites ⓘ media facilities ⓘ roofed stands ⓘ training grounds ⓘ |
| hasFormerName | Tokyo Stadium ⓘ |
| hasScoreboard | large video screens ⓘ |
| homeStadiumOf |
FC Tokyo
ⓘ
Tokyo Verdy ⓘ |
| hostedEvent |
2019 Rugby World Cup matches
ⓘ
2019 Rugby World Cup opening match ⓘ 2020 Summer Olympics football matches ⓘ 2020 Summer Olympics modern pentathlon events ⓘ Japan national football team matches ⓘ Japan national rugby union team matches ⓘ |
| locatedIn |
Chōfu, Tokyo
ⓘ
linked to:
Chōfu
Honshu ⓘ Kantō region ⓘ Tokyo ⓘ |
| locatedInTimeZone | Japan Standard Time ⓘ |
| namedAfter | Ajinomoto Co., Inc. ⓘ |
| namingRightsIntroduced | 2003 ⓘ |
| nearestStation | Tobitakyū Station NERFINISHED ⓘ |
| opened | 2001-03-10 ⓘ |
| openingYear | 2001 ⓘ |
| operator | Tokyo Stadium Co., Ltd. ⓘ |
| ownedBy | Tokyo Metropolitan Government ⓘ |
| prefecture |
Tokyo Metropolis
ⓘ
linked to:
Tokyo Prefecture
|
| primaryUse |
football
ⓘ
rugby union ⓘ |
| region |
Kantō
ⓘ
linked to:
Kantō region
|
| seatingCapacity | approximately 49,970 ⓘ |
| sponsor | Ajinomoto Co., Inc. ⓘ |
| surface |
artificial turf (movable sections)
ⓘ
natural grass ⓘ |
| tenantLeague |
J1 League
ⓘ
J2 League ⓘ |
| usedFor |
athletics (track and field, temporary)
ⓘ
concerts ⓘ large-scale events ⓘ |
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: Ajinomoto Stadium Description of subject: Ajinomoto Stadium is a large multi-purpose sports venue in Tokyo, Japan, best known for hosting professional football matches and major sporting events.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.