Essential for accessing the majority of the game's features and streaming songs.

Using unofficial ROMs may violate copyright laws and terms of service, potentially leading to a ban of your Nintendo Account or console from online services.

Ryo tackled the hardware side. He disassembled a Joy‑Con, soldered a small breakout board, and built a that exposed raw accelerometer and gyroscope data over a USB interface. This allowed Ken’s software to read motion data directly, bypassing the need for the official Nintendo SDK.