NEC PC-98 Mouse, Round 9-pin, Working SANWA SUPPLY COMFORT MA-401NE Operation confirmed on my PC-9821 V200. The surface is discolored as shown in the photos. Surface cleaning with chemicals has not been performed. Please check the photos before purchasing, as this is an old product. The item is the mouse only. The fourth photo shows the PC used for operation confirmation. ☆ Please understand that this is a used item. ☆ Regarding price reductions, I will lower the price while monitoring the situation. Please purchase when the price matches your budget. ☆ I may not be able to answer questions or arrange for shipping from Saturday evening to Sunday night. ☆ I do not offer reservations or holds. Recycled materials may be used for packaging. ☆ Shipping arrangements may not be possible on the shipping company's holidays. ☆ Due to the used condition and low price, please understand that no returns, exchanges, or refunds are accepted.