If you are planning to book the hotel rooms here then you should use the Japanican discount codes before making the payments for the rooms here as they can get you a very good additional discount. Coupons are generally the series of numbers of the characters which are provided by this portal to the users and by applying the coupons you can save a significant amount of money here. To use the codes is very easy all you need to do is to select the best hotel for you and then proceed to checkout. At checkout page, you will find an option to enter the code and when you enter the coupon with you in the box the discount will be credited to your account automatically.