Here is an overview of the game, via its official website:
Choose your idol, outfit, song, and stage, and direct them in real-time during live performances in this concert production game.
Produce special performances that light up the stage on which the idols perform. Produce special performances all your own.
The game will feature idols from the following five The Idolmaster series brands: The Idolmaster, The Idolmaster: Cinderella Girls, The Idolmaster: Million Live!, The Idolmaster: SideM, and The Idolmaster: Shining Colors.
The arcade unit is equipped with a dedicated input for concert direction, which promises to offer an experience you can only get at the arcade. Players can collect illustrated cards that can be used to customize outfits, accessories, and performances.
Watch the teaser trailer below. View the first screenshots at the gallery.