As of November 4, Reiwa 7 (2025), the following has been confirmed: * Connection to a computer, response of each key (Function keys other than F2, Scroll Lock key, and Pause/Break key have not been confirmed). * Box and batteries are not included. * Receiver is also included (see photo 8). * There are lines that look like they were written with a pen on the inside of the battery compartment lid. * Some keys are worn, and there is a feeling of use. * Will be sent via Rakuraku Mercari anonymous delivery. * Recycled packaging materials may be used. * We strive to ship within one day of purchase.