As of March 2023, the length of national expressways in Japan amounted to approximately 9.24 thousand kilometers, representing a slight increase from around 9.17 thousand kilometers in the previous year. The national expressways in Japan are usually toll roads operated by the NEXCO companies, each overseeing another region or urban area.
Road length of national expressways in Japan from 2014 to 2023
(in 1,000 kilometers)
Characteristic
Road length in thousand kilometers
2023
9.24
2022
9.17
2021
9.1
2020
9.08
2019
9.02
2018
8.9
2017
8.8
2016
8.78
2015
8.65
2014
8.43
8.48.68.899.29.4
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Figures are 'real lengths'. According to the source, real length of roads refers to the length of roads minus duplicate length (duplicate sections), length not in service (sections for which no notification of commencement of service has been provided) and water length (sections on the sea, rivers, lakes or marshes where ferrying services are available).
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MLIT (Japan). (March 31, 2025). Road length of national expressways in Japan from 2014 to 2023 (in 1,000 kilometers) [Graph]. In Statista. Retrieved May 13, 2025, from https://www.statista.com/statistics/862596/japan-national-expressway-length/
MLIT (Japan). "Road length of national expressways in Japan from 2014 to 2023 (in 1,000 kilometers)." Chart. March 31, 2025. Statista. Accessed May 13, 2025. https://www.statista.com/statistics/862596/japan-national-expressway-length/
MLIT (Japan). (2025). Road length of national expressways in Japan from 2014 to 2023 (in 1,000 kilometers). Statista. Statista Inc.. Accessed: May 13, 2025. https://www.statista.com/statistics/862596/japan-national-expressway-length/
MLIT (Japan). "Road Length of National Expressways in Japan from 2014 to 2023 (in 1,000 Kilometers)." Statista, Statista Inc., 31 Mar 2025, https://www.statista.com/statistics/862596/japan-national-expressway-length/
MLIT (Japan), Road length of national expressways in Japan from 2014 to 2023 (in 1,000 kilometers) Statista, https://www.statista.com/statistics/862596/japan-national-expressway-length/ (last visited May 13, 2025)
Road length of national expressways in Japan from 2014 to 2023 (in 1,000 kilometers) [Graph], MLIT (Japan), March 31, 2025. [Online]. Available: https://www.statista.com/statistics/862596/japan-national-expressway-length/
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