The 3DS operating system sees them as entirely separate titles.

Etrian Odyssey Nexus is more than just a game; it is a capstone to a defining era of Dungeon RPGs. It represents the peak of Atlus's design philosophy regarding map-making and party synergy.

Some versions included specialized portraits, though certain "guest artist" portraits were exclusive to the Japanese release due to licensing. Region Compatibility (EUR vs. USA)

Etrian Odyssey Nexus had a robust DLC lineup, much of which was free in the West for a limited time after launch.

That being said, if you're looking for CIA files for EUR and USA regions, here are some general guidelines: