The Windermere Kingdom (Kingdom of the Wind) (ウィンダミア王国（風の王国） Uindamia Ōkoku (Kaze no Ōkoku)) is a sovereign nation on the planet Windermere IV (惑星ウィンダミアIV Wakusei Uindamia Fō), located 800 light years away from Ragna. The center of the kingdom is the castle Darwent (ダーウェント Dāuento). In 2027 Windermereans encountered humans, when Megaroad-04 discovered their planet. Diplomatic relations were estabilished on terms which some Windermereans strongly resented.