Pretty Rhythm: Rainbow Live: Kira-kira My Design features the main female cast as playable characters along with a new character, Cosmo Hojo, as well as the female cast from Pretty Rhythm: Aurora Dream and Pretty Rhythm: Dear My Future. The limited edition of the game came with an exclusive Prism Stone featuring the Miracle Fantasy Rainbow Dress, which was usable on Pretty Rhythm arcade machines.

Pretty Rhythm: Rainbow Live: Kira-kira My Design features the main female cast as playable characters along with a new character, Cosmo Hojo, as well as the female cast from Pretty Rhythm: Aurora Dream and Pretty Rhythm: Dear My Future. The limited edition of the game came with an exclusive Prism Stone featuring the Miracle Fantasy Rainbow Dress, which was usable on Pretty Rhythm arcade machines.