Answer
In The Saga of Tanya the Evil, Aoi Yūki voices the protagonist, Tanya von Degurechaff. Tanya is a ruthless and cunning soldier who is reincarnated as an orphaned girl in an alternate world and rises through the military ranks to become a prominent figure in the Imperial Army. Known for her ruthless strategies and exceptional magical abilities, Tanya leads her battalion to multiple victories in the war against neighboring countries.