Your ROM is likely named inazuma11ogre.nds . Rename the save file to exactly the same name but with .sav :
: Often cited as one of the best editors for the original trilogy, it can unlock downloadable content (DLC) and modify player stats. inazuma eleven 3 team ogre attacks save file
This gives you a custom perfect save without relying on another player’s progress. The editor is available on GitHub (search "IE3 Save Tool"). Your ROM is likely named inazuma11ogre
Looking to bypass the grind or unlock everything in Inazuma Eleven 3: Team Ogre Attacks inazuma eleven 3 team ogre attacks save file
: The save data is often recognized as a .dat file when extracted for PC use.