For older homebrew setups, JK’s Save Manager (JKSM) works similarly. It allows for "cartridge to SD" injection.

Upon examination, the save file is found to be a binary file with a .sav extension. The file contains a series of encrypted and compressed data blocks, which are specific to the game's save data.

The screen flickered.

Since Project X Zone 2 is a Nintendo 3DS title, save data is typically stored directly on the game cartridge (for physical copies) or the SD card (for digital copies).