Japan Aerospace Exploration Agency Chōfu Aerospace Center
E418502
The Japan Aerospace Exploration Agency Chōfu Aerospace Center is a major JAXA research and testing facility in Chōfu, Tokyo, focused on aeronautics, space technology development, and flight experimentation.
All labels observed (2)
| Label | Occurrences |
|---|---|
| JAXA Chōfu Aerospace Center | 1 |
| Japan Aerospace Exploration Agency Chōfu Aerospace Center canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4127112 — 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 Aerospace Exploration Agency Chōfu Aerospace Center Context triple: [Chōfu, hasFacility, Japan Aerospace Exploration Agency Chōfu Aerospace Center]
-
A.
JAXA Tsukuba Space Center
The JAXA Tsukuba Space Center is Japan’s primary space research and mission control facility, responsible for operating and managing many of the nation’s satellite and human spaceflight activities.
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B.
Uchinoura Space Center
Uchinoura Space Center is a Japanese launch facility in Kagoshima Prefecture used primarily for scientific satellites and sounding rocket missions.
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C.
Tanegashima Space Center
Tanegashima Space Center is Japan’s primary space launch complex, located on Tanegashima Island and used for launching satellites and other spacecraft into orbit.
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D.
Japan Aerospace Exploration Agency
The Japan Aerospace Exploration Agency (JAXA) is Japan’s national space agency responsible for the country’s space and satellite development, scientific research, and exploration missions.
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E.
JAXA Astronaut Group
The JAXA Astronaut Group is the corps of Japanese astronauts selected and trained by Japan’s space agency to fly on human spaceflight missions, including those to the International Space Station.
- 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 Aerospace Exploration Agency Chōfu Aerospace Center Target entity description: The Japan Aerospace Exploration Agency Chōfu Aerospace Center is a major JAXA research and testing facility in Chōfu, Tokyo, focused on aeronautics, space technology development, and flight experimentation.
-
A.
JAXA Tsukuba Space Center
The JAXA Tsukuba Space Center is Japan’s primary space research and mission control facility, responsible for operating and managing many of the nation’s satellite and human spaceflight activities.
-
B.
Uchinoura Space Center
Uchinoura Space Center is a Japanese launch facility in Kagoshima Prefecture used primarily for scientific satellites and sounding rocket missions.
-
C.
Tanegashima Space Center
Tanegashima Space Center is Japan’s primary space launch complex, located on Tanegashima Island and used for launching satellites and other spacecraft into orbit.
-
D.
Japan Aerospace Exploration Agency
The Japan Aerospace Exploration Agency (JAXA) is Japan’s national space agency responsible for the country’s space and satellite development, scientific research, and exploration missions.
-
E.
JAXA Astronaut Group
The JAXA Astronaut Group is the corps of Japanese astronauts selected and trained by Japan’s space agency to fly on human spaceflight missions, including those to the International Space Station.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
JAXA facility
ⓘ
aerospace research center ⓘ research and testing facility ⓘ |
| continent | Asia ⓘ |
| country | Japan ⓘ |
| fieldOfWork |
aerodynamics
ⓘ
aerospace engineering ⓘ flight dynamics ⓘ mechanical engineering ⓘ space systems engineering ⓘ |
| focusesOn |
aerodynamic testing
ⓘ
aeronautics research ⓘ aircraft technology ⓘ flight experimentation ⓘ flight safety research ⓘ hypersonic flight research ⓘ space technology development ⓘ space transportation technology ⓘ unmanned aircraft systems research ⓘ |
| hasAbbreviation |
Japan Aerospace Exploration Agency Chōfu Aerospace Center
self-linksurface differs
ⓘ
surface form:
JAXA Chōfu Aerospace Center
|
| hasCoordinateSystem | geographic coordinates ⓘ |
| hasFacilityType |
aerodynamics laboratory
ⓘ
engine test facility ⓘ flight test range ⓘ structural testing facility ⓘ wind tunnel ⓘ |
| hasMission |
advancement of aeronautical technology in Japan
ⓘ
support of space transportation research for JAXA ⓘ |
| isMajorCenterOf | Japan Aerospace Exploration Agency NERFINISHED ⓘ |
| isResearchArmOf | Japan Aerospace Exploration Agency aeronautics programs ⓘ |
| locatedInAdministrativeTerritory |
Japan
ⓘ
Tokyo Prefecture ⓘ
surface form:
Tokyo Metropolis
|
| locatedNear | Tokyo urban area NERFINISHED ⓘ |
| location | Chōfu, Tokyo NERFINISHED ⓘ |
| operator |
Japan Aerospace Exploration Agency
ⓘ
surface form:
JAXA
Japan Aerospace Exploration Agency ⓘ |
| ownedBy | Japan Aerospace Exploration Agency ONNED1 ⓘ |
| partOf | Japan Aerospace Exploration Agency ⓘ |
| performs |
aerodynamic performance evaluations
ⓘ
experimental flight tests ⓘ space-related technology demonstrations ⓘ |
| primaryLanguageUsed | Japanese ⓘ |
| sector | government research ⓘ |
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 Aerospace Exploration Agency Chōfu Aerospace Center Description of subject: The Japan Aerospace Exploration Agency Chōfu Aerospace Center is a major JAXA research and testing facility in Chōfu, Tokyo, focused on aeronautics, space technology development, and flight experimentation.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Chōfu
Japan Aerospace Exploration Agency Chōfu Aerospace Center
→
hasAbbreviation
→
Japan Aerospace Exploration Agency Chōfu Aerospace Center
self-linksurface differs
ⓘ
this entity surface form:
JAXA Chōfu Aerospace Center