As of April 1, 2021, there were approximately **** thousand square kilometers of standard-improved roads in Tokyo metropolis, Japan, which had a width of *** to ** meters. The area of those with less than *** meters amounted to around **** thousand square kilometers. While the total area occupied by standard-improved roads added up to roughly * thousand square kilometers, unimproved roads covered about six thousand square kilometers.
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Tokyo Metropolitan Government. (April 25, 2022). Area of standard-improved roads in Tokyo, Japan as of April 2021, by road width (in 1,000 square kilometers) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 28, 2026, from /statistics/1179748/japan-tokyo-standard-improved-road-area-by-road-width/
Tokyo Metropolitan Government. "Area of standard-improved roads in Tokyo, Japan as of April 2021, by road width (in 1,000 square kilometers)." Chart. April 25, 2022. ÌÇÐÄÆƽâ°æ. Accessed July 28, 2026. /statistics/1179748/japan-tokyo-standard-improved-road-area-by-road-width/
Tokyo Metropolitan Government. (2022). Area of standard-improved roads in Tokyo, Japan as of April 2021, by road width (in 1,000 square kilometers). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 28, 2026. /statistics/1179748/japan-tokyo-standard-improved-road-area-by-road-width/
Tokyo Metropolitan Government. "Area of Standard-improved Roads in Tokyo, Japan as of April 2021, by Road Width (in 1,000 Square Kilometers)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 25 Apr 2022, /statistics/1179748/japan-tokyo-standard-improved-road-area-by-road-width/
Tokyo Metropolitan Government, Area of standard-improved roads in Tokyo, Japan as of April 2021, by road width (in 1,000 square kilometers) ÌÇÐÄÆƽâ°æ, /statistics/1179748/japan-tokyo-standard-improved-road-area-by-road-width/ (last visited July 28, 2026)
Area of standard-improved roads in Tokyo, Japan as of April 2021, by road width (in 1,000 square kilometers) [Graph], Tokyo Metropolitan Government, April 25, 2022. [Online]. Available: /statistics/1179748/japan-tokyo-standard-improved-road-area-by-road-width/
