Week in review. Stories include:
Microsoft Corp.'s Xbox 360 outsold the PS3 in the latest Japan retail data released this week. The Xbox 360 ranked as the No. 4 hardware in sales compared to the PS3 at No. 5.
Microsoft this week said that the Xbox 360 lifespan will exceed five years. A company executive cited Sony's seven-year-old Playstation 2 as an example.
Wii title Super Mario Galaxy ranked as the No. 1 best-selling software in the latest Japan retail data. Unit sales exceeded 250,000 units to easily rocket the new entry to the top of the charts.