*Waits for the reactions of all those people who said volume 3 wasn't going to sell like volumes 1&2 because of the "change".* =P
It even has eclipsed Ane-doki as well for those that want to know since their last volumes were compared so much.
Just a little bit higher than its 1st week with volume 1.
In comparison to volume 2's first week, Medaka volume 3's first week has grown by 18K
All from Oricon.