The nice thing about the 3DS is that the emulator (Citra) is pretty good. I've used it to play "undubs" of games I own, where fans have taken the audio from the

The nice thing about the 3DS is that the emulator (Citra) is pretty good. I've used it to play "undubs" of games I own, where fans have taken the audio from the Japanese version of a game and put it into the US or EU version. It's not perfect, but tons of games are fully playable and development is still very active.