NIS America has announced that the fourth installment in the Disgaea series will be releasing in the US this coming September. Furthermore, they indicated a release window of "Fall 2011" for PAL territories. Make all the necessary arrangements in accordance with the event.
Along with this, NIS has begun a contest for fans of the series. The "Come Up with a Dis-Name-a Contest" gives you the opportunity to name weapons, skills or a character with your submissions. You can get more information about the contest on said contest's official website.