Lucky Star: Ryouou Gakuen Outousai - DX Pack is a deluxe edition of the game that includes: - A copy of the game - A school girl's sailor uniform - A collection of posters from Lucky Star - A school nameplate and pin There was also some pre-order bonuses that included such as a CD-ROM featuring various voice overs, a PC fighting game featuring characters from Lucky Star and a balsamic vinegar trap.