Do n't make the novice 's error of trying to open or close the door -- your white-gloved driver will do that from the front seat . Tokyo has a fantastic subway system -- just do n't use it during rush hour . Few shops accept foreign cards , so you should take travelers ' checks . 100 Yen cards are hugely popular in Tokyo and are great incentive for travelers .
Tokyo has a fantastic subway system -- just do n't use it during rush hour . Few shops accept foreign cards , so you should take travelers ' checks . 100 Yen cards are hugely popular in Tokyo and are great incentive for travelers .