Wow! This GUTS_RUSH (avex COO or CEO, I think?) person actually kinda leaked the covers back when they were being edited, haha! They also had some studio shots while the photos were being taken the day before at Siren Studios in LA.
http://twitpic.com/43huqg
http://twitpic.com/431x1k/
http://twitpic.com/430rz7/
Compare to Siren Studios' Studio 2:
I find it pretty odd that a higher up at avex had kinda leaked the appearance of the covers a little more than a week ago, haha.