Length of roads in Japan 2022, by prefecture

As of March 31, 2022, Hokkaido was the Japanese Prefecture with the vastest road network, amounting to approximately 84.98 thousand kilometers. The real road length in Japan added up to around 1.23 million kilometers at the time.

截至2022年3月31日，北海道已成为日本拥有最广袤道路网络的府县，其道路总长度约为84.98万公里。彼时，日本实际的道路总长度累计约为123万公里。