One of Japanese participants to Twitter, Inc.'s special event to launch a Japan-based mobile version of the popular microblogging service shows the Twitter page asking "what are you doing?"  Twitter launched its Japanese mobile site, hoping to penetrate a country where other U.S. social networking sites, including Facebook and MySpace, have failed to capture much ground. AP Photo logo AP Photo 28 months ago

One of Japanese participants to Twitter, Inc.'s special event to launch a Japan-based mobile version of the popular microblogging service shows the Twitter page asking "what are you doing?" Twitter launched its Japanese mobile site, hoping to penetrate a country where other U.S. social networking sites, including Facebook and MySpace, have failed to capture much ground.