HHKB Happy Hacking Keyboard Professional

HHKB Happy Hacking Keyboard Professional JP (Sumi/Black)Japanese layoutPD-KB420BAll keys were removed and cleaned before listing.I have confirmed that all keys are working properly.I used it for about six months for work, but the frequency of use was low because my job doesn't involve typing a lot.There are minor scratches from normal use.There are marks from the rubber feet that were additionally attached to the back of the main unit.I stopped using this black one and have been storing it, as I only use the white one of the same type now.Type...KeyboardCable...WiredConnection type...WiredKeyboard layout...Japanese excellent for everyday use. excellent materials and excellent craftsmanship ensure long-lasting durability.