There are some MMD resources provided here for non-commercial use.
After downloading this DLC, you'll find a folder named "CE2MMD" in your game folder.
You can use them to create your own MMD music video. Have fun!

• Models
  Cinderella Original 01, Cinderella Original 02, Snow White, Vanessa, Queen Eireen, Pinocchio, The Prince, and Robert
  
• Stages
  Magic Ring, Night SkyDome
  
• Motions
  Character Motion of the ThemeSong "Snow White", Camera Motion of the Theme Song "Snow White"