Once you have downloaded your inazuma_eleven.iso file:

Inazuma Eleven uses unique touch mechanics (drawing circles for the "Hissatsu" special moves), adapted for PSP buttons. You need to map controls correctly.

Map controls to screen-based touchpads or external controllers.

Wait for the decompression process to reach 100%. You will see a new file ending in .iso . On Windows PC Right-click the downloaded Inazuma Eleven compressed file. Select or WinRAR from the context menu.

With these steps, you are all set to experience the high-octane soccer action of the Inazuma Eleven series on your device.

How to Download and Install Inazuma Eleven ISO Games on PPSSPP