Welcome back! Was wondering where the hell you've been? How Germany by the way? (Enjoying the chocolate and sausages over there? )

The artbook is separate. The rundown for the items of the boxed include:
Music CD w/case
Artbook
Game Case
Manual
and the Ar Tonelico 2 game itself.

The Rosenqueen additional CD is separate from the rest.

SLUS #: 21788P

BTW, lots of stuff happened while you were. I've started a thread listing all RPG for the PSP, why dont you check it out?