Two of the names on gravestones, -"M. Breault" and "R. Ridihalgh", represent the names of designer Michael Breault and composer Robert Ridihalgh, respectively. Another, "G. Bush", is a possible reference to President George Bush
Among the symbols on the banners at the football game are the Enix Logo and an "M", possibly short for Manley & Associates.
The gemstone which unlocks the door to the Keep is called La Bijou du Porte, French for "The Jewel of the Door".
The first Enix game developed by an American company (Manley & Associates).