Originally Posted by DiGiKerot
I'm under the impression that supplies were constrained for the previous bundle, so it's quite possible that it posted a second week of sales that made up part of that difference but wasn't sufficient to chart.
Sounds sensible. I guess Vol. 2 didn't make any monthly charts or whatever in that case so those sales are lost to the black hole of unreported sales. But I'm not as bothered as usual because I already feel like G4U inflates sales, so a lower number is probably more realistic.