Ministry of Land, Infrastructure, Transport and Tourism
Japanese water resources and river data
Ministry of Land, Infrastructure, Transport and Tourism is the government department or statistical office for Japan. It publishes the Japanese water resources white paper, river discharge and water level observations, dam operation records and national water use statistics.
Rights
- Licence
- Publisher terms — public access, reuse not clearly granted
- Commercial reuse
- Not clearly stated
- Redistribution
- No
- Derivative use
- Not clearly stated
- Attribution required
- YesData from Ministry of Land, Infrastructure, Transport and Tourism, used under Publisher terms — public access, reuse not clearly granted.
- Restrictions
- Freely viewable, but the publisher does not state an open reuse licence. Hydrionis cites and links rather than redistributing.
- Terms last checked
- 23 August 2026
Access and coverage
- Publisher
- Ministry of Land, Infrastructure, Transport and Tourism
- Website
- https://www.mlit.go.jp/en/
- Geographic coverage
- Japan
- Temporal coverage
- 1950 onwards
- Update frequency
- daily
- Formats
- csv, html, pdf
- Bulk download
- Available
- Registration required
- No
- Cost to Hydrionis
- Free
- Domains
- river flow, reservoir, withdrawal, resources