For more information, visit these links:
C.U.B.E. – http://store.aiononline.com/cube/
Pre-order F.A.Q. -- http://na.aiononline.com/pre-order
These bonus items are only earned by purchasing the Large CUBE.
You can only purchase a CUBE for a character who is at least level 30.
Tahabata weapons are distributed based on class. Substitutions will be considered via Customer Support Tickets.
Tahabata weapons have a level 50 requirement to equip.
Tahabata weapons will only be available during the pre-order period. This lasts from April 4 to April 11 (2012) only.