Apperantely, ayu got herself a new achivement!
http://www.oricon.co.jp/news/confidence/87335/
Until now ayu was behind morning musume in total dvd sales and now ayu has passed them so her new achivement is:
-Female artist with the highest dvd total sales (2,313,000).
morning musume is now second female(s) with 2,303,000.