jma.go.jp
Japan Meteorological Agency weather data provider for Bosai JSON endpoints.
Uses the official JMA Bosai JSON endpoints and the public area code map to fetch forecast products by area. There is no API key, but the implementation must understand JMA's area hierarchy and the shape of the forecast JSON payloads.
Fetch forecast data for a JMA area code and return time-series weather content with area metadata. Backed by the JMA Bosai forecast JSON feed.
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JMA forecast area code
130000
No account auth required for this operation.
Load the official JMA area hierarchy needed to resolve forecast area codes and administrative relationships. Backed by the JMA Bosai area code map.
No caller input required.
No account auth required for this operation.
Suggested surface — propose changes in your submission if the upstream differs.
