According to
CD JAPAN 100 lucky who preorder the album until December 15, 2010 will receive one of these [!!]:
YESASIA announced they have 300 available prizes
[!!?!!]
HMV Online have prizes for the CD+DVD Version
Prize A:
Mini Christmas Tree (30cm)
Prize B:
Cushion
Prize C:
Blanket
Prize D:
Fork and Spoon Set
Prize E:
Plate (Diameter 17cm)
Prize F:
Mug
Prize G:
Mirror
Prize H:
Fragrant Candle
Prize I:
Sticker Set
....Hope having a mini tree

, or a mug.