Phantom Breaker: Battle Grounds is a 2D beat-em-up which will be heading to the Vita soon.
To celebrate this Mage (the developer of said game) put together an small but charming limited collector edition. This includes an playable character called Kurisu, some special downloadable costumes where the girls have various animal ears, the soundtrack and a book with 200 pages full of information on the game.
All this for 5,040 yen or ~$50
The Japanese release date is slated for February 27th.