There is also specific crossover DLC. In the West, players received the for free, designed by Shigenori Soejima (famed for the Persona series). There were Japan-exclusive collaborations (such as Famitsu manga skins and a Bikini Armor set) that were region-locked and not officially released in the West, though they may surface in specific CIA archives.
Opening the official 3DS eShop app on a modded console can trigger a background refresh that deletes or invalidates custom-installed DLC tickets. If this happens, simply reinstall the DLC CIA file via FBI to restore access. Etrian Odyssey Nexus- DLC 3DS -EUR USA- CIA
If you can get the (especially the quests), it's genuinely useful for post-game and reducing grind. The portraits and item handouts are filler. There is also specific crossover DLC
To claim the ultimate treasure of Lemuria, you must navigate a dungeon that is constantly "installing" new dangers. One wrong step and the reality of your adventure could crash. Opening the official 3DS eShop app on a