Today the sales are 29608 x 1.75 = 51814 copies sold.
With yesterdays sales (86490) + todays (51814) they have sold 138.304
As a reference: "It's my soul" sold 193,738 copies in a week. So I'd say Wahhahha is doing great~
(source for It's my souls sales: http://wiki.theppn.org/It%27s_My_Soul
and todays top 20 on Oricon can be found here: http://www.oricon.co.jp/rank/js/d/ )