Over the holidays, Media Create released their Japanese hardware numbers for Dec 15-21. Both the PlayStation Portable and PlayStation 3 did some serious damage as they sold a combined number of 185,100 units.
Here are the complete numbers:
DSi 204,100
PSP 146,000
Wii 131,000
DSL 50,300
PS3 39,100
X360 12,900
PS2 8,700