This is the game software "Blue Wing Blitz" for the WonderSwan. It supports both monochrome and color displays. It is a new, unused item. It was opened for the purpose of taking pictures. The box has minor scratches and dirt due to aging and storage. Please understand that this item has been in someone's possession before, and consider accordingly. *Although it is an unopened item, it is an aged product. Please understand this before bidding. ★Shipping is included. It will be shipped via Yu-Packet Post.