Chiba Prefecture interactive motorway map. Explore the full motorway (freeway) network — filter by speed limits, lane count, construction status and ramp structure. Data from OpenStreetMap contributors, updated daily.
Chiba Prefecture explore motorways on an interactive, filterable map. Filter by speed limits, lanes, construction status and link structure. For motorways and expressways together, switch to the Motorways & Expressways road type.
Chiba Prefecture – 8,669 mapped road segments, including 1,177 motorway segments, 4,336 trunk road segments and 3,156 primary road segments.
Download a printable, high-resolution Chiba Prefecture motorway map: export the full motorway network as a print-ready PNG up to A0 at 300 DPI, with motorway lines in your own colours. Paid exports can also be cropped to the Chiba Prefecture border. Free exports carry a watermark; an Export Pass removes it. Chiba Prefecture road data is also available as GeoPackage or Shapefile.