There are no problems with the operation. We offer 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 replacement, there is no warranty under any circumstances. Please understand that the condition of the products varies from person to person, so please consider it as a reference. If there are any issues such as address errors due to the buyer's input mistakes, you will be charged for the cost of reshipping, etc. Even products currently listed 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.