on a Nintendo 3DS, you can either apply a using Luma3DS custom firmware or install a pre-patched .CIA file. Methods for Using the Undub LayeredFS Method (Recommended for Customization):
While Apocalypse was not heavily censored, some line deliveries change meaning in English. The Undub allows you to hear the original inflections, sarcasm, or emotional beats, which subtitles often fail to fully convey.
Use the Luma3DS Locale Switcher (available through the Universal Updater ).
: It is recommended to use the latest game update (v1.1) alongside the patch to ensure stability and compatibility with all story content.
Insert your SD card into your computer and navigate to the luma folder. Create the following directory path if it does not exist: [SD Card]/luma/titles/[Your Game Title ID]/ shin megami tensei iv apocalypse undub 3ds patched
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Reinsert the card into your 3DS, hold the Select button while booting, and ensure is turned on in the Luma3DS menu. Method 2: Pre-Patched CIA Installation
Listening to the original voice actors (Seiyuu) often conveys the intended emotions and character nuances more accurately.
This happens if the audio files were compressed incorrectly during the patching process. Try redownloading the patch from a trusted source or rebuilding the CIA. If you are preparing to set up the patch, let me know: on a Nintendo 3DS, you can either apply
They called it “Apocrypha.” For most, it was nostalgia: the original Japanese voices and cutscenes restored to a Western release. For Noah and Arata, it became a key. A particular line of dialog—delivered in a voice raw with doubt by a demon-possessed priest—contained a string of tone-patterned frequencies. When played through the patched ROM and routed through an old EchoNet modem, it opened a narrow, humming seam in reality. Just wide enough for a shadow to slip through.
Always look for reputable community sources (like GBAtemp or dedicated ROM hacking sites) to ensure the undub patch is stable and does not cause crashes.
All menus, NPC dialogues, demon conversations, and story text remain in English.
Create a locale.txt file in your game's Title ID folder (e.g., /luma/titles/00040000000E5C00/locale.txt ) containing only the text USA EN . Citra/Emulator Users Use the Luma3DS Locale Switcher (available through the
Some players find specific English localization choices or voice performances unappealing.
Power on your 3DS while holding the Select button. Check the box next to Enable game patching in the Luma3DS menu, then press Start to save.
The safest and most efficient method to play the undub version is using Luma3DS's built-in feature. This method does not alter your original game file; it simply replaces the audio on the fly. Step 1: Enable Game Patching in Luma3DS Power off your 3DS completely.