Grand Knights History Dated (JP) Watch the game's opening movie, too! 04.27.11 - 4:13 PM
Marvelous Entertainment and Vanilla's next title, Grand Knights History is a PlayStation Portable title in which players choose from three kingdoms to fight for, and create and assemble their knights. There's a lot of emphasis on the game's online mode, where you'll fight against the players who chose the other kingdoms.
And now Marvelous has dated Grand Knights History for a September 1st release in Japan, costing 5229 yen ($63.69 US). As an added bonus, they also shared the game's opening movie: