Siliconera spoke with the director who shared more on how the game started, what makes it different from Grand Knights History, and his two cents on developing 2D games.
Both Grand Knights History and Grand Kingdom have asynchronous online multiplayer as a key feature.
Tomohiko Deguchi worked with Vanillaware on Grand Knights History, and his more recent tactical RPG Grand Kingdom is releasing in the West next month.
The basic thought process for the setup of Grand Knights History and Grand Kingdom is the same, but there are more elements of being able to compete or indirectly help someone else in Grand Kingdom.