Out of all the popular cities in Japan, Sapporo is the cheapest city to hire a car in at just £24/day. Renting a car in Sapporo is 35% cheaper than renting one in Osaka where the per day rate is around £36. Other fairly inexpensive cities in Japan to get a car hire in are: Tokyo (£27/day), Okinawa (£28/day), and Fukuoka (£28/day). While these cities typically have cheaper prices than the rest of the country, travellers looking to hire a car in Tokyo should expect to spend around £27/day on their transportation. The most popular city to rent a car in Japan is Tokyo.