As of April 1, 2019, there were approximately thousand kilometers of standard-improved roads in Tokyo metropolis, Japan, which had a width of fewer than *** meters. The total length of standard-improved roads in Tokyo was about thousand kilometers. In contrast, unimproved roads added up to around **** thousand kilometers.
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Tokyo Metropolitan Government. (June 1, 2020). Length of standard-improved roads in Tokyo, Japan in 2019, by road width (in 1,000 kilometers) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 25, 2026, from /statistics/1179573/japan-tokyo-standard-improved-road-length-by-width/
Tokyo Metropolitan Government. "Length of standard-improved roads in Tokyo, Japan in 2019, by road width (in 1,000 kilometers)." Chart. June 1, 2020. ÌÇÐÄÆƽâ°æ. Accessed July 25, 2026. /statistics/1179573/japan-tokyo-standard-improved-road-length-by-width/
Tokyo Metropolitan Government. (2020). Length of standard-improved roads in Tokyo, Japan in 2019, by road width (in 1,000 kilometers). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 25, 2026. /statistics/1179573/japan-tokyo-standard-improved-road-length-by-width/
Tokyo Metropolitan Government. "Length of Standard-improved Roads in Tokyo, Japan in 2019, by Road Width (in 1,000 Kilometers)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 1 Jun 2020, /statistics/1179573/japan-tokyo-standard-improved-road-length-by-width/
Tokyo Metropolitan Government, Length of standard-improved roads in Tokyo, Japan in 2019, by road width (in 1,000 kilometers) ÌÇÐÄÆƽâ°æ, /statistics/1179573/japan-tokyo-standard-improved-road-length-by-width/ (last visited July 25, 2026)
Length of standard-improved roads in Tokyo, Japan in 2019, by road width (in 1,000 kilometers) [Graph], Tokyo Metropolitan Government, June 1, 2020. [Online]. Available: /statistics/1179573/japan-tokyo-standard-improved-road-length-by-width/
