From dengeki:
Hardware | This Week | Last Week | LTD
NDS | 77,316 | 80,788 | 27,728,285
PSP | 15,254 | 18,809 | 12,672,459
Wii | 10,574 | 14,978 | 8,625,774
PS3 | 43,279 | 52,550 | 3,658,822
X360 | 5,419 | 4,917 | 1,141,510
PS2 | 3,139 | 2,775 |
Total | 154,981 | 174,817 |
PS3 closer to Media-Create (40k) than Famitsu (50k).
So also Dengeki clearly shows that PS3 is on the decline. According to them the drop is 9k this week.
Taken from GAF.