Kingdom Hearts 3 has only been out for a week, but the much-anticipated game has already become the fastest-selling entry in the series, shipping 5 million copies. That's copies shipped, not necessarily sold through to customers, but it's still an impressive figure. The 5 million figure does include both digital and physical copies, however.
Kingdom Hearts 3 Breaks Franchise Sales Records - GS News Update
Lots of munny for Square Enix.