There are no problems with the operation. We will give you a 50 yen discount if you purchase with other products. Please understand that these are used items and are being sold at a bargain price. If you have any questions, please contact us in the comments section. Depending on the product, there may be no instruction manuals or accessories. To prevent item substitution, there is no warranty under any circumstances. The condition of the product is subjective, so please consider it as a reference. If there is a problem such as an address error due to the buyer's input mistake, you will be charged for the re-shipping cost. Even if a product is listed, it may not appear in searches, so you may be able to find the product you are looking for by checking the profile section. Thank you for your understanding.