For working AudioSource you need previous version of sdk:
https://mega.nz/#!F2AH3L7T!Trcj4SssZL0eYSEUOJFNEWdLZs41wdo0CAOQMyUqBBs
You will also need the CubedShaders:
https://vrcmods.com/reqs/cubedunityshaders.unitypackage And probably better to have dynamic bones (but not neccessary)
Installation:
1. Download the cubedshaders and vrcsdk if you don't have it. Links are above.
2. Import vrcsdk into unity, then the cubed shaders package.
3. import the avatar
4. Load the scene "Popipo_Miku_Remix" in folder Popipo Miku Remix
5. Upload
Credits: MMD Model ripped from Project Diva by Luiz7429 (
https://luiz7429.deviantart.com/)
Model have custom Dance Animations: Gwiyomi Song (Miku sing with sound!) and Caramelldance (without sound)