Please cooperate with the "receipt evaluation" within 24 hours of product arrival. If you cannot cooperate, please refrain from bidding. "IZAYOI Izayoi" is a genuine Starbucks Coffee Japan product. This is a genuine Starbucks Coffee Japan product. Please understand that there may be unevenness or variations in the glaze during manufacturing, etc. as long as there is no problem with its use. If there is a problem with the product, please notify us before leaving a review. We cannot respond to notifications received after the review has been submitted.