Kingdom Hearts Card Struggle -Daifugō-, also written as KH Card Struggle -Daifugō- or more commonly KH Daifugō, is a mini-game application available through Kingdom Hearts Mobile. It is a Kingdom Hearts-themed version of the card game Daifugō. The game also includes an original story that expands on the plot of Kingdom Hearts Chain of Memories, written by Tetsuya Nomura. Kingdom Hearts Card Struggle -Daifugō- was released on December 15, 2008, one of three mini-games available at the launch of the mobile service. It was discontinued on April 30, 2013 along with the rest of Kingdom Hearts Mobile.