The PS4 dominate the Japanese hardware and software sales numbers in the week to February 23rd - that's PS4 launch week.
However, what was also notable was that the Wii U - much maligned in the West - has passed the lifetime sales of Xbox 360 in Japan with 1,643,09 sold compared to 1,641,528.
In terms of hardware sales:
Feb 7th to Feb 23 2014
PS4 309,154
3DS LL 22,253
Vita 16,857
PS3 9,983
3DS 9,898
Wii U 8,407
PSP 3,171
Vita TV 1,383
Xbox 360 241
And game sales
01 - Knack - (PS4) - Sony
02 - Yakuza: Ishin - (PS3) - SEGA
03 - Yakuza: Ishin - (PS4) - SEGA
04 - Dragon Quest Monsters 2: Iru and Luca - (3DS) - Square Enix
05 - Kuroko no Basuke: Shouri e no Kiseki - (PS4) - Namco Bandai
06 - Yokai Watch - (PS3) - Level-5
07 - Killzone: Shadow Fall - (PS4) - Sony
08 - Battlefield 4 - (3DS) - EA
09 - Kirby: Triple Deluxe - (PS4) - Nintendo
10 - Puzzle & Dragons Z - (PS3) - GungHo
11 - Dynasty Warriors 8: Xtreme Legends - (PS4) - Tecmo Koei
12 - Donkey Kong Country: Tropical Freeze - (3DS) - Nintendo
13 - Assassins Creed 4: Black Flag - (PS4) - Ubisoft
14 - Call of Duty: Ghosts - (PS3) - Square Enix
15 - Tomb Raider - (PS4) - Square Enix
16 - Pokemon X and Y - (3DS) - Nintendo
17 - Puyopuyo Tetris - (PS4) - SEGA
18 - FIFA 14 - (PS3) - EA
19 - Mobile Suit Gundam Extreme VS. Full Boost - (PS4) - Namco Bandai
20 - Need for Speed: Rivals - (3DS) - EA