[About returns and exchanges] ■ When the product arrives, please check if there is any defect in the product. ■ We inspect the product, but in the unlikely event that a defective product is found, please contact us with a photo of the defective part within 14 days after arrival. ■ If we judge that it is within the range of non-defective products, we may not be able to accept returns. ■ We do not accept returns of used products.