Spike Chunsoft (The merger company of Spike and Chunsoft) have recently unveiled the above commercial for the game which focuses on the games animated scenes more than actual gameplay. In order to further promote the game, the company has also announced that a demo of the game will be available on the Japanese Playstation Network from the 19th April 2012 and the first volume of a pre-release manga series is available on their website (Under SPECIAL)
As I understand that this might not provide information to everyone on the game, please check out my previous and more in-depth articles on the game HERE.