last year I do believe they released the Ayumi Hamasaki Calendar 2012 on December 3rd
but this was the [Calendar 2012 (Try-X Ltd.)] edition... whatever that means.
http://www.cdjapan.co.jp/detailview.html?KEY=2012CL-47
so they are cutting it really close if they havent done anything yet...
BUT, yesasia has the desktop released at 2012-01-11... so...