Aine Chidorigafuchi

Aine Chidorigafuchi (千(ち)鳥(どり)ヶ(が)淵(ふち) 愛(あい)音(ね)) is one of the main heroines of the Masō Gakuen HxH series. She is one of prominent members of Ataraxia's Amaterasu who is famed for mastering Heart Hybrid Gear much quicker than her comrades, specifically Kizuna. It is later revealed that she is also known as Aines Synclavia the lost princess of Vatlantis Empire before her amnesia. After regaining her memories, she returns to the throne and became the emperor of Vatlantis. After defeating the Deus Ex Machina and restoring both worlds, her little sister Grace "banished" her from Vatlantis after raising an agreed upon "coup d'etat" for the throne, so she could live with Kizuna on Lemuria.