This English directory helps readers find official Japanese public information related to Japan Disaster Prevention Portals and Hazard Maps. Most official destination pages are written in Japanese, so use the source name, municipality name, and browser translation together when needed.
Listing Policy
- Scope: Official links and search pages
- Last checked: July 23, 2026
- Official national, prefectural, municipal, and public-agency sources are prioritized.
- Office names, systems, eligibility, opening hours, URLs, and procedures can change. Always confirm the final details on the linked official page.
Official Links
| Official link | What to check |
|---|---|
| ハザードマップポータルサイト | Use this official source to confirm current details, procedures, locations, datasets, or local guidance. Many linked pages are in Japanese. |
| 重ねるハザードマップ | Use this official source to confirm current details, procedures, locations, datasets, or local guidance. Many linked pages are in Japanese. |
| わがまちハザードマップ | Use this official source to confirm current details, procedures, locations, datasets, or local guidance. Many linked pages are in Japanese. |
| 内閣府 防災情報のページ | Use this official source to confirm current details, procedures, locations, datasets, or local guidance. Many linked pages are in Japanese. |
How To Use This Page
- Start from the national or public-agency link when you need the system overview.
- Use prefectural or municipal official websites when you need local procedures, office hours, application conditions, or facility availability.
- If a linked source is in Japanese, search within the page for the municipality name, procedure name, or official office name.
