Japan Science and Technology Agency (JST)
- Develops new technology to develop industry, promotes regional research activities, disseminates findings, and promotes scientific exchanges.
- http://www.jst.go.jp/

Japan Synchrotron Radiation Research Institute (JASRI)
- The world's most powerful third-generation synchrotron radiation facility conducting advanced research in materials science, earth science, life science, and medicine.
- http://www.spring8.or.jp/top.html

Japan Marine Science and Technology Center (JAMSTEC)
- Conducts deep sea and marine technology research, ocean observations and marine ecosystem investigations.
- http://www.jamstec.go.jp/jamstec-e/index-e.html

The Institute of Physical and Chemical Research (RIKEN)
- Conducts comprehensive research in science and technology to disseminate the results of its scientific research and technological developments.
- http://www.riken.go.jp/

National Institute of Science and Technology Policy
- Leads planning of government science and technology policies, provides research results to firms and related organizations, and promotes policy research.
- http://www.nistep.go.jp/

National Aerospace Laboratory (NAL)
- A section of the Science and Technology Agency. Contains Overview, Research Projects and Activities.
- http://www.nal.go.jp/Welcome-e.html

National Research Institute for Earth Science and Disaster Prevention (NIED)
- Contributes to the creation of a safe living environment through the development of efficient and dependable technology.
- http://www.bosai.go.jp/

Japan Science and Technology Corporation (JST)
- Develops new technology to develop industry, promotes regional research activities, disseminates findings, and promotes scientific exchanges.
- http://www.jst.go.jp/EN/

National Institute of Radiological Sciences (NIRS)
- Conducts R&D on biological effects of radiation and their mechanism, medical and social countermeasures, and diagnosis and treatment of disease using raidiation and radioisotopes. [Some pages require Adobe Acrobat Reader].
- http://www.nirs.go.jp/ENG/nirs.htm