Japanese-made Nintendo GAME BOY software "UFL", tested and working, with a dedicated case. - Brand: Nintendo - Model: GAME BOY - Game Title: UFL - Country of Manufacture: Japan - Accessories: With dedicated case - Operation Check: Operation confirmed - Save Data: Read successful Thank you for viewing. We sell a lot of retro games. I enjoy playing and selling them myself. [Game cartridge only] With case It's a product from about 30 years ago, but it works fine. I have confirmed that the software starts up on my own game console. I cannot guarantee the remaining battery life. Please check the photos as well as the description for as much information as possible. The cartridge terminals have been cleaned. There may be compatibility issues with the console. Please insert it firmly each time, don't give up. Even without terminal revival agent, you can try rubbing the terminals with a cotton swab with Magic Clean or similar, and wiping them with a dry cotton swab, which will make it easier to read. We welcome bundling with other software ♥ Please be sure to contact us before purchasing. We will discount 100-200 yen for each additional item bundled ♥ When shipping, we will wrap it in cellophane to protect it from rain, and reinforce it with bubble wrap or cardboard for sturdy packaging to prevent crushing.