How PS3 is doing in Japan compared to past consoles.

[Boutros]

Your comparaison is rather bad. Here's a good one:

PS3: 3,800,000 after 3 years
N64: 4,477,112 after 3 years
GC: 2,476,324 after 3 years
DC: 2,201,704 after 3 years
PS1: 8,890,403 after 3 years
SAT: 5,138,004 after 3 years
PS2: 11,990,107 after 3 years
SNES: 9,976,744 after 3 years