Demo
Location Dossier
A single page that gathers what Japan’s public-sector APIs can say about one point on the map. It is built to make one thing visible: each agency answers at a different resolution.
Click the map to choose a point
GSI Tiles (Geospatial Information Authority of Japan)
One point, but every agency holds it at a different resolution: elevation is a single point, ground data is a 250 m mesh, weather is a forecast district, earthquakes are regional. The badge on each card names that resolution.
This point
GSI Japansingle pointSurface ground
NIED J-SHIS250 m meshShaking probability (next 30 years)
NIED J-SHIS250 m meshWeather forecast
JMAforecast districtWeather warnings and advisories
JMAsubdivisionNearby earthquakes (90 days)
USGSwithin 150 kmLand price
MLIT Real Estate Information Librarynearest survey pointA demo that spans Japan’s public-sector APIs. For decisions that matter, consult each agency’s primary source.