This comprehensive guide covers how the save system works, how to troubleshoot saving issues on emulators and hardware, and how to install custom save files. Understanding the Battle Stadium D.O.N Save System
So go ahead—find that 100% save file, load it onto your memory card or emulator, and settle the debate: Who is the strongest Shonen Jump hero? The answer awaits in the Battle Stadium.
Select your active virtual memory card, click Import GCI , and select your downloaded file. For Original Hardware (PS2/GameCube)
For original hardware, you can use separate memory cards to store different save files. On the PS2, you are prompted at startup to choose which save to load if multiple are present on the same card. In emulation, you can maintain multiple memory card images or .sav files and swap them as needed.
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GameCube saves are stored on memory cards compatible with the region of your console. One important nuance: Japanese GameCube games sometimes attempt to reformat memory cards that contain saves from other regions. As one importer noted in a forum discussion, "People have told me before that I need a Japanese GCN memory card if I want to save anything".