Ladekahn, king of Diadem, is an important character in both Baten Kaitos: Eternal Wings and the Lost Ocean and Baten Kaitos Origins. He is nicknamed "The White Flame" and became king of Diadem at a very young age. At first immature, the events in Baten Kaitos Origins help him to become a trustworthy and strong leader. He is childhood friends with Gibari. His home is the majestic Castle Elnath, in Sheliak.