Geospatial Information Authority of Japan
E422024
The Geospatial Information Authority of Japan is the national agency responsible for surveying, mapping, and managing geospatial and geographic information across Japan.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Geospatial Information Authority of Japan canonical | 5 |
| Geographical Survey Institute | 1 |
| 国土地理院 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4214758 — 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: Geospatial Information Authority of Japan Context triple: [Tsukuba, hasInstitution, Geospatial Information Authority of Japan]
-
A.
Japan Meteorological Agency
The Japan Meteorological Agency is Japan’s national authority responsible for weather forecasting, climate monitoring, earthquake and tsunami warnings, and related environmental observations.
-
B.
Science Council of Japan
The Science Council of Japan is a national organization that represents the Japanese scientific community and advises the government on science and technology policy.
-
C.
National Institute for Environmental Studies
The National Institute for Environmental Studies is a leading Japanese research organization focused on environmental science, climate change, and sustainability policy.
-
D.
National Research Institute for Earth Science and Disaster Resilience
The National Research Institute for Earth Science and Disaster Resilience is a Japanese national research organization dedicated to advancing earth science and developing technologies and strategies to reduce the impacts of natural disasters.
-
E.
Japan Agency for Marine-Earth Science and Technology
The Japan Agency for Marine-Earth Science and Technology is a Japanese national research institution specializing in oceanography, marine geology, and Earth science, known for operating advanced deep-sea exploration technologies.
- 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: Geospatial Information Authority of Japan Target entity description: The Geospatial Information Authority of Japan is the national agency responsible for surveying, mapping, and managing geospatial and geographic information across Japan.
-
A.
Japan Meteorological Agency
The Japan Meteorological Agency is Japan’s national authority responsible for weather forecasting, climate monitoring, earthquake and tsunami warnings, and related environmental observations.
-
B.
Science Council of Japan
The Science Council of Japan is a national organization that represents the Japanese scientific community and advises the government on science and technology policy.
-
C.
National Institute for Environmental Studies
The National Institute for Environmental Studies is a leading Japanese research organization focused on environmental science, climate change, and sustainability policy.
-
D.
National Research Institute for Earth Science and Disaster Resilience
The National Research Institute for Earth Science and Disaster Resilience is a Japanese national research organization dedicated to advancing earth science and developing technologies and strategies to reduce the impacts of natural disasters.
-
E.
Japan Agency for Marine-Earth Science and Technology
The Japan Agency for Marine-Earth Science and Technology is a Japanese national research institution specializing in oceanography, marine geology, and Earth science, known for operating advanced deep-sea exploration technologies.
- F. None of above. chosen
Statements (77)
| Predicate | Object |
|---|---|
| instanceOf |
government agency
ⓘ
national mapping agency ⓘ |
| continent | Asia ⓘ |
| coordinates | approximately 36.1°N 140.1°E ⓘ |
| country | Japan ⓘ |
| fieldOfWork |
GNSS-based positioning
ⓘ
aerial photography ⓘ cartography ⓘ crustal deformation monitoring ⓘ disaster mapping ⓘ earthquake crustal movement monitoring ⓘ geodesy ⓘ geodetic reference systems ⓘ geographic information systems ⓘ geographical names ⓘ geospatial data infrastructure ⓘ geospatial information management ⓘ horizontal datum management ⓘ land use information ⓘ national base maps ⓘ national land survey ⓘ national spatial data infrastructure ⓘ remote sensing ⓘ satellite imagery ⓘ sea level observation ⓘ survey standards ⓘ topographic mapping ⓘ vertical datum management ⓘ volcanic deformation monitoring ⓘ |
| formerName |
Geographical Survey Institute
ⓘ
linked to:
Geospatial Information Authority of Japan
|
| hasLogo | logo of the Geospatial Information Authority of Japan ⓘ |
| hasPart |
Administrative Department
ⓘ
Geodesy and Geophysics Department ⓘ Geospatial Information Department ⓘ Land Information Department ⓘ Planning Department ⓘ |
| headquartersLocation | Tsukuba, Ibaraki Prefecture, Japan ⓘ |
| inception | 1949 ⓘ |
| jurisdiction | territory of Japan ⓘ |
| languageOfWorkOrName |
English
ⓘ
Japanese ⓘ |
| locatedInTheAdministrativeTerritorialEntity | Ibaraki Prefecture ⓘ |
| locatedInTimeZone | Japan Standard Time ⓘ |
| mainRegulatoryText | Survey Act of Japan ⓘ |
| nativeName |
国土地理院
ⓘ
linked to:
Geospatial Information Authority of Japan
|
| officialWebsite | https://www.gsi.go.jp/ ⓘ |
| operates |
GEONET continuous GNSS observation network
ⓘ
GSI Maps online mapping service ⓘ GSI Tiles web map tile service ⓘ Japan Profile for Geographic Information Standards (JPGIS) ⓘ crustal deformation monitoring network ⓘ |
| parentOrganization | Ministry of Land, Infrastructure, Transport and Tourism ⓘ |
| participatesIn |
Committee on Earth Observation Satellites activities
ⓘ
Global Geodetic Observing System ⓘ International Association of Geodesy activities ⓘ United Nations Global Geospatial Information Management activities ⓘ
linked to:
United Nations Geospatial Network
|
| publishes |
crustal movement data
ⓘ
digital map data ⓘ geodetic survey results ⓘ hazard maps in cooperation with other agencies ⓘ land condition maps ⓘ thematic maps ⓘ topographic maps of Japan ⓘ |
| responsibleFor |
1:25,000 scale topographic maps of Japan
ⓘ
Japanese geodetic datum ⓘ Japanese vertical datum ⓘ basic survey of Japan ⓘ digital elevation models of Japan ⓘ geospatial information dissemination ⓘ geospatial information for disaster prevention ⓘ geospatial information standards in Japan ⓘ maintenance of control points ⓘ national base map information ⓘ national geodetic network ⓘ public survey examination and registration ⓘ |
| shortName | GSI ⓘ |
| subordinateTo | Government of Japan ⓘ |
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: Geospatial Information Authority of Japan Description of subject: The Geospatial Information Authority of Japan is the national agency responsible for surveying, mapping, and managing geospatial and geographic information across Japan.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Tsukuba, Ibaraki Prefecture, Japan
linked to: Geospatial Information Authority of Japan
linked to: Geospatial Information Authority of Japan