Hardware Sales (USA + Japan) for March Platform United States Japan Total Year Over Year Change PlayStation 2 118,000 8,975 126,975 -3.89% Xbox 360 338,000 13,529 351,529 -3.34% PlayStation Portable 119,000 233,478 352,478 -9.84% PlayStation 3 313,000 194,794 507,794 +51.98% Wii 557,000...