Now on the Xbox Live Marketplace worldwide and PlayStation Store only in Japan is a Chun-nan Adventure Pack for Sonic Unleashed. Four stages with Sonic racing through China and two Werehog levels are included in the 250 Microsoft Point ($3.12)…

Despite what the Sonic World Adventure page said about improving the quality in the PlayStation 3 and Xbox 360 versions, Sega assures us we won’t get a shoddy copy of Sonic Unleashed when it ships out for the Xbox 360 later…

Something strange is going on with Sonic Unleashed, better known as Sonic World Adventure in Japan. Instead of coming out on December 18th Sonic Unleashed won’t be released on the PlayStation 3 or Xbox 360 in Japan until spring 2009.…

In North America and Europe Sonic Unleashed is exploding on every viable console on the market with a PlayStation 3, Xbox 360, Wii, and PlayStation 2 version that Japan isn’t getting. Sega of Japan plans to release Sonic: World Adventure (renamed…