| Government's organization | Home page address |
|---|---|
| Cabinet Secretariat | http://www.cas.go.jp/index.html (in Japanese) |
| Cabinet Office | http://www.cao.go.jp/index-e.html |
| Ministry of Education,Culture, Sports, Science and Technology |
http://www.mext.go.jp/english/ |
| Ministry of Economy, Trade and Industry | http://www.meti.go.jp/english/index.html |
| Ministry of Land, Infrastructure, Transport and Tourism | http://www.mlit.go.jp/en/index.html |
| Hydrographic and Oceanographic Department, Japan Coast Guard |
http://www1.kaiho.mlit.go.jp/jhd-E.html |
| Japan Meteorological Agency (JMA) | http://www.jma.go.jp/jma/indexe.html |
| Sapporo District Meteorological Observatory | http://www.jma-net.go.jp/sapporo/ (in Japanese) |
| Sendai District Meteorological Observatory | http://www.jma-net.go.jp/sendai/ (in Japanese) |
| Tokyo District Meteorological Observatory | http://www.jma-net.go.jp/tokyo/ (in Japanese) |
| Osaka District Meteorological Observatory | http://www.jma-net.go.jp/osaka/ (in Japanese) |
| Fukuoka District Meteorological Observatory | http://www.jma-net.go.jp/fukuoka/ (in Japanese) |
| Okinawa Meteorological Observatory | http://www.jma-net.go.jp/okinawa/ (in Japanese) |
| Meteorological Research Institute, JMA | http://www.mri-jma.go.jp/index_en.html |
| Magnetic Observatory, JMA | http://www.kakioka-jma.go.jp/en/index.html |
| Geospatial Information Authority of Japan | http://www.gsi.go.jp/ENGLISH/ |
| Ministry of Internal Affairs and Communications | http://www.soumu.go.jp/english/index.html |
| Fire and Disaster Management Agency (FDMA) | http://www.fdma.go.jp/en/ |
| National Research Institute of Fire and Disaster | http://nrifd.fdma.go.jp/english/index.html |