From Famitsu
PS4 1st Week = 309k
PS4 2nd Week= 61k (estimated)
On the site, pulled this statement "This includes 370,000 units of actual sales in Japan, which was released on February 22, 2014 are included."
http://www.famitsu.com/news/201403/04049233.html
Comparisons!
Wii U: 131k in Dec.
Vita: 74k in Dec.
3DS: 208k in Feb.
Wii: 98k in Dec.
PS3: 44k in Nov.
360: 11k in Dec.