Number of tractor units in use in Japan 2014-2023
As of March 31, 2023, the number of tractor trucks in use reached a record high of approximately 117.4 thousand units in Japan, increasing from around 95.3 thousand tractor units in 2014. Tractor trucks tow large volumes of cargo with their attached trailers. That is why they are also called semi-trailer trucks or tractor units.