Game Boy Color Mario Tennis GB game software. There were no problems with the game's operation when I was playing. (If it doesn't work properly, please try re-inserting the software a few times.) Software only, game console not included. ・Game data may remain. The instruction manual has wrinkles and stains. Please understand that this is a used item before purchasing. ⚫︎Will be shipped via Yu-Packet Post Mini. I'm also selling some other software, so feel free to apply for combined purchases etc.