To summarize: Ubisoft stopped supporting the Wii after 2020. Searching for this file will likely lead to malware, frustration, or mislabeled downloads of Just Dance 2020 .
was the final official entry released by Ubisoft for the Nintendo Wii. Because the Wii was the platform where the series debuted, fans have continued its legacy through mods that backport newer songs and features to the older hardware. The Official "End" on Wii Ubisoft officially ceased Wii support after Just Dance 2020
Tracking works exactly like older Just Dance games (using the Wiimote's accelerometer).
Let’s address the elephant in the room.
The version you're seeking is a remarkable fan-made MOD (modification). These community projects are often referred to as "Custom" editions or "MOD改版" (MOD modded version). They are not pirated copies of an official game; rather, they are creatively assembled builds that use the Wii game engine as a foundation to incorporate new songs, often drawn from official Ubisoft tracklists and other community sources.