sentences:  "Kingdom Hearts coded" consists of eight episodes, released monthly between June 2009 and January 2010, as well as a preview episode released November 2008.In mid-2007, Nomura mentioned a desire to create a spin-off "Kingdom Hearts" game on a mobile platform and wanted it to play slightly different than other titles in the series.The game's concept was devised by Nomura, who wanted to make the game feel like a "playground" for fans.