When registering a coupon authentication numberIf you register the authentication number of paper coupons, serial coupons, and mobile coupons issued by the shopping mall, you can issue them and use them as online coupons.
Coupons are only applied once on order and cannot be reused once used.
Coupons can only be used when purchasing the product if the applicable product is applied separately.
Certain paper coupons/serial coupons/mobile coupons may be available only once.
Basic Shipping Cost Discount Coupon only applies a discount to shipping charges imposed on products with a "basic delivery" delivery classification.
Total Shipping Cost Discount Coupons are subject to shipping cost discounts imposed on products with "basic shipping", "individual shipping", and "supplier shipping".