the average miles put on a car per year is actually ranged between 12,000-14,000 miles a year. However, if there is more then that you may have to take into considerations its previous owner(s) job as far as commuting and vacations went.
#9. Average high temperature of Tokyo during September is 81 F, and average low temperature of Tokyo during September is 70 F. Due to humidity in Japan temperature may feel hotter if you are not used to in humid climate. Also there is temperature difference between night and day.
The beginning of autumn can still be quite hot and humid and frequented by typhoons, however most of this season brings a more endurable and enjoyable weather climate. This is also a great time to visit Japan. From September to November cool breezes are refreshing compared to the sweltering summer heat and humidity.