On highways or expressways, the speed limit ranges from 80 km/h to 100 km/h. In urban areas, the usual speed limit is 40 km/h and 30 km/h in smaller side streets. Other areas are 50 km/h to 60 km/h. Pay attention to speed signs, as these override the general rules. Japanese drivers are generally considered courteous and considerate, but watch out for people speeding through orange lights to beat the red light. Search car hire on KAYAK