I don't think it'll be available in the states, but that user is going to Japan.
They might have it there. I don't think they would limit a book to be preorder only, but then again the boxes that the book were shipped in were specifically for the book.
More photos + box stuff:
Dou sexy.
http://ameblo.jp/gah-seasons/entry-10493403854.html
Talk about a FAILED photobomb by Shuya.
Oh my! I hope your book is going to hold up to the scanning, p-d-j!!!