As of March 31, 2023, Hokkaido was the Japanese Prefecture with the largest area covered by roads, amounting to approximately ****** square kilometers. The road area in all of Japan added up to roughly **** thousand square kilometers.
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MLIT (Japan). (March 31, 2025). Total area of roads in Japan as of March 2023, by prefecture (in square kilometers) [Graph]. In Statista. Retrieved June 23, 2025, from https://www.statista.com/statistics/1229879/japan-road-area-by-prefecture/
MLIT (Japan). "Total area of roads in Japan as of March 2023, by prefecture (in square kilometers)." Chart. March 31, 2025. Statista. Accessed June 23, 2025. https://www.statista.com/statistics/1229879/japan-road-area-by-prefecture/
MLIT (Japan). (2025). Total area of roads in Japan as of March 2023, by prefecture (in square kilometers). Statista. Statista Inc.. Accessed: June 23, 2025. https://www.statista.com/statistics/1229879/japan-road-area-by-prefecture/
MLIT (Japan). "Total Area of Roads in Japan as of March 2023, by Prefecture (in Square Kilometers)." Statista, Statista Inc., 31 Mar 2025, https://www.statista.com/statistics/1229879/japan-road-area-by-prefecture/
MLIT (Japan), Total area of roads in Japan as of March 2023, by prefecture (in square kilometers) Statista, https://www.statista.com/statistics/1229879/japan-road-area-by-prefecture/ (last visited June 23, 2025)
Total area of roads in Japan as of March 2023, by prefecture (in square kilometers) [Graph], MLIT (Japan), March 31, 2025. [Online]. Available: https://www.statista.com/statistics/1229879/japan-road-area-by-prefecture/
