Temporal DVD + Blu-ray Sales Rankings for Winter 2012 (first volumes)

*1, 11,619 Inu x Boku SS
*2, 10,345 Natsume Yuujinchou Shi
*3, *9,121 Highschool DxD
*4, *6,128 Ano Natsu de Matteru
*5, *4,588 Mouretsu Pirates
*6, *4,012 Papa no Iukoto wo Kikinasai!
*7, *2,999 Brave 10
*8, **,686 Kill Me Baby

Source: myanimelist