Girls und Panzer: Miho Nishizumi

The main protagonist and an student at Oarai Girls High who had a troubled past on tanks from her family, she transferred to Oarai High to escape this utter defeat. She previously attended Kuromorimine and commanded the flag tank, a Tiger I, in the national championships a year ago against Pravda. However, after she abandoned it in order to rescue the crew of another tank that had fallen into a river, which caused her own tank to be knocked out thus ended a nine year winning streak by Kuromorimine. She then was forced to participate in tank battles by the student council then actually grew more into them. This is from Episode 1.

A GIF