As the National Geospatial Information Authority of Japan, GSI is engaged in various international activities.
- Acceptance of trainees
- Dispatch of experts
- International cooperation in the field of survey and mapping
- United States-Japan Conference on Development and Utilization of Natural Resources (UJNR) Panel on Earthquake Research
- Japan-Korea Conference for Cooperation in Geodesy and Cartography
- Japan-China Scientific and Technical Cooperation in Surveying and Mapping
- Technical Cooperation with Land Information New Zealand
- Technical Cooperation with National Geographical Institute of Spain
- International VLBI Service for Geodesy and astrometry (IVS)
- International GNSS Service (IGS)
- Gravity measurement
- United Nations Committee of Experts on Global Geospatial Information Management(UN-GGIM)
- Regional Committee of United Nations Global Geospatial Information Management for Asia and the Pacific (UN-GGIM-AP)
- United Nations Group of Experts on Geographical Names（UNGEGN）
- ISO/TC 211 (Standardization of Geographic Information)
- Other related international meetings
- Geodetic Observation / Preparation of topographic maps
