Final Fantasy 2: Muma no Meikyuu

Final Fantasy II: Muma no Meikyuu is a novelization of the plot of Final Fantasy II written by Kenji Terada, one of the game's original writers and published by Kadokawa Shoten. It expands the plot of Final Fantasy II and includes additional information of certain characters, such as the Emperor of Palamecia's real name. (Source: Final Fantasy Wiki)