Well actually, you don't know that it is comming out then. Nothing is confirmed yet. So, we have to wait for an official date from Square Enix. I have heard six different release dates so far. I have heard the following release dates for that game:
September 14, 2005
September 10, 2005
December 1, 2005
December 30, 2005
January 1, 2006
June 6, 2005