Strike24 on 29 January 2010
Namco has their yearly fiscal year announcements around the beginning of April. If nothing after that, then give it up for the most part.
And there's no guaranteed that the PS3 version will outsell the 360 version. Many of the buys will be double dippers and as of so far the niche JPRGs that do make it to the PS3 have done bad in sales.
