When Kairi and Sora finally meet again, Kairi hugs Sora. In the first shot, Kairi's arms are over Sora's. However, in the next shot, her arms are under his.
In 'The World That Never Was' you come across a type of graveyard with the headstones acting as gateways to each of Organization XIII's members' rooms. Each headstone describes their respective member with a depiction of their respective weapons.