Kingdom Hearts: Chain of Memories is the second Kingdom Hearts game released, detailing Sora's encounters in the mysterious Castle Oblivion.
This run is done on Reverse/Rebirth, which is Riku's campaign. The author, Doc Skellington, heavily abuses luck for nearly everything, beating the game in about the time it would normally take one to finish the first level. More information can be found in the author's comments.
The YouTube encode removes the credits and its associated ending theme for copyright reasons.