The speed limits in Japan vary depending on the type of road being traveled on, with local roads having a maximum speed limit of 50 km/h (30 mph), national expressways at 80 km/h (50 mph) and highways at 100 km/h (62 mph). The highest speed limit in Japan is 120 km/h (75 mph) which applies to certain expressways with three or more lanes. Bridges and tunnels usually have a lower speed limit of 70 km/h (43 mph). Exceeding the posted speed limit can result in fines, points added to your license or even imprisonment.