Thank you for viewing. This is a Wonderswan software product, specifically the software cartridge for "Medarot Perfect Edition Kabuto Version." ◆ Product Overview I have confirmed that it starts up and operates with basic controls. Please understand that this is a used item. Please check the condition of the product in the photos. * There was no save data, so the battery may be dead. * Please note that this product is also for sale on other sites, and we may have to cancel your order if it sells out elsewhere. Thank you for considering purchasing this product.