8 Months Ago, IGN says (in Picross Debuts at Three)  CA
Monster Hunter Portable 2nd G PSP the Best (Capcom, PSP): 16209 In addition to Warriors Orochi Z, 3D Picross, Pikmin and Resistance were all new this week. Sonic and the Black Knight debuted on the Wii this week down at 30, beaten by a budget version ...

And Zergwatch says (in Warriors Orochi Z tops Japanese software sales, 360 RE5 slips to #12)  NJ
In its place is Rittai Picross for Nintendo DS. Also notable: Resistance Retribution debuted at number 10, while the New Play Control release of Pikmin 2 for Wii hit at number six. But what about Sonic and the Black Knight, you ask? ...

9 Months Ago, Kotaku.com says (in PlayStation 3's Software Hot Streak Still Burns, Musou Orochi Z ...)  NY
Other new debuts include the three-dimensional puzzler Rittai Picross and the Wii rehash of Pikmin 2. Resistance: Retribution manages to crack the top ten, thanks to strength of the PSP and the fact that the Resistance series actually sells pretty well ...
Picross Debuts at Three IGN