You’ve found the first piece of a puzzle. The extension indicates that this is a split archive . Large files are often broken into smaller chunks (like .001, .002, .003) to make them easier to upload and download on older servers.
: Once you have the full .cia file, it can be installed on a 3DS via the FBI app or played on the Citra emulator.
: Place all the numbered files into the same folder on your computer. Ensure they have the exact same name except for the trailing numbers.
In the world of Japanese RPGs, fans often face a dilemma: they want to play the game in English but prefer the original Japanese voice acting. This file represents an —a fan-modified version of the USA release that restores the original Japanese audio while keeping the English text.
: You need to download every numbered part (e.g., .001 through .004 , however many there are) from the original source.
The Magic Trick : The software will automatically "see" the other numbered parts and stitch them together into a single, usable .cia file.