Namco Bandai started the new Idolm@ster Cinderella Girls collaboration project in the Taiko no Tatsujin: Red Version arcade game.
During this event you can play with 4 extra IMAS songs from the original game and several characters going to appears as collaboration ones in the game.
If you visit the special collaboration page you will find a limited illustrations on it and you can watch the collaboration promotion videos with the girls. Here is the URL:

And you can play with the following tracks:

  • Tulip
  • S(mile)ING!
  • Never say never
  • TOKIMEKIエスカレート