Summary Box: Sony gears up for Vita’s Japan launch

COMING SATURDAY: Sony’s long-awaited PlayStation Vita portable game machine will hit stores in Japan.

HIGH HOPES: Sony is predicting brisk sales even though the launch has missed much of the holiday shopping season. Sony says pre-launch orders had quickly exceeded the allocation made for those keenest to get their hands on the device, though the company wouldn’t reveal numbers.

OUTSIDE JAPAN: The Vita goes on sale in North America and Europe on Feb. 22.