Gakken's "Otona no Kagaku Magazine" Special Edition, a pocket-sized keyboard that can play with Hatsune Miku's voice. • Body: Unopened and unused. • Box: Opened once to check the contents. There are folds and damage due to long-term home storage. • Operation: Since the main unit is unopened, the operation has not been confirmed. Please note that we are not responsible for initial defects or effects due to aging. This is a precision instrument from nearly 10 years ago and has been stored at home for a long time. Please refrain from purchasing if you are looking for a perfect condition or require an operational guarantee. Please consider this item only if you understand it as a vintage gadget.