The 64DD has been confirmed to power on. It was able to execute gameplay using 64 software. Since this is an old product, there is no warranty after purchase. I have not checked for issues not mentioned in the listing. Everything depicted is included. Please do not bid if you are sensitive to the item's condition. There may be scratches and dirt present. I will not accept questions, refunds, returns, or exchanges after the item has been received. Only those who understand and agree to these conditions should place a bid. Although I check for issues prior to listing, I kindly ask for your understanding should any overlooked problems occur. Once a bid is placed or a purchase is made, cancellations are not accepted, so please bid carefully. Bidders who do not understand Japanese are asked to refrain from bidding. If more than 20% of your evaluations are negative or if the content of your negative evaluations raises concern, your bid may be canceled. Bidders with 10 or more negative ratings may be excluded from bidding. New bidders or those with fewer than 10 positive evaluations may have their bids canceled. Please contact me within 48 hours after winning. If I do not receive a response, I may cancel the bid at my discretion without notice. Returns, refunds, or exchanges are not accepted. By placing a bid, it is assumed that you agree to all terms mentioned in this listing. Shipping will be via Yu-Pack, size 80.