Welcome to the Japanese Store.It is 100% authentic.Is the shipping cost too high? If you think so, please contact us. We may be able to reduce the shipping cost for smaller items. If you find another seller for the same item, please contact us so we can lower the price. PaymentCredit card, Apple Pay, Google Pay, PayPal . Please pay within 3 days. ShippingWe use FedEx, DHL, and Japan Post., it will be shipped within 2-10 business days. International Buyers - Please Note:Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to offerding or buying.