Aichi Prefecture - see which motorways are currently under construction. A clear, interactive visual overview from OpenStreetMap contributors.
Aichi Prefecture - see motorway sections currently under construction on a clear map. Follow ongoing investments and where near-term connectivity is changing.
Aichi Prefecture currently has 159 road segments under construction including 36 motorway, 84 trunk road and 39 primary road.
Last update: 2026-09-17