Glad to know you got your Japanese driver license renewal sorted despite the language barrier! I can imagine it might be tough trying to figure out what they were saying in class. Well, at least you do not have a need to worry about converting your license from another state with the agreement linking Japan drivers license acquisition process or learning to drive from scratch. Though should you find yourself on foot wandering Tokyo’s immense streets use responsible judgement as these current events prove inbound controversies arise for tourists dabbling downtown CBD mischief-making: Young Australian Drivers treated leniently over Hit-and-run Accident That Killed Pedestrian According To Japanese Authorities