Researches technologies of avionics such as electronic navigation, air traffic control, and satellite navigation.

Maintains public order, performs oil pollution response, search and rescue, hydrographic surveys, oceanographic observations and navigational charts, publications, and related information.

Japan Meteorological Agency.

Official ministry page with its organization, objectives, policies, and bureau activities. Adobe Acrobat Reader required.

National research institute on infrastructure and conservation of national land.

Carries out research and development, technical support, and dissemination of research results in the field of civil engineering technology.

A national surveying and mapping organization of the MLIT that conducts basic survey and mapping and instructs related organizations to clarify the conditions of land in Japan.