The specific Spanish translation or "Uncensored" patch files. : 3DS:Installing software - Hacks Guide Wiki
The game was officially localized for Europe and North America. Unlike the North American version, which is English-only, the European (EUR) version includes full Spanish text (Multi-5). Dragon Ball Wiki Language Setting: In the official EUR version, the game usually matches your 3DS system language Update 2.2.0: descargar dragon ball fusion 3ds espanol patched
Many players seek a "patched" version because the Western releases replaced swords with wooden sticks (censorship). The "Uncensored" Patch: The specific Spanish translation or "Uncensored" patch files
Para obtener el parche en español, sigue estos pasos: which is English-only