The video description listed that the planned DLC, titled “Re Mind,” would launch on PlayStation 4 on January 23 and on Xbox One on February 25.
Square Enix released the game on January 25 in Japan for the PlayStation 4 and Xbox One, and on January 29 in the West.
The video was uploaded on Friday as an “unlisted” video, meaning only those with a direct link could access the video.
The official YouTube channel for Square Enix’s Kingdom Hearts franchise briefly posted a video on Friday that revealed new information about the planned DLC for the Kingdom Hearts III game.