Reborn to Master the Blade: From Hero-King to Extraordinary Squire

英雄王、武を極めるため転生す ～そして、世界最強の見習い騎士♀～

Synopsis

After living a life devoted to serving his country and people, Inglis’ one wish to be free of a king’s burden and to train was actually heard, but as a beautiful girl! Reborn in the far future as a daughter to renowned knights, Inglis can now focus on mastering the martial arts. A wish has been granted, and Inglis will be on the front lines fulfilling the dream of becoming the strongest knight. (Source: Crunchyroll)