Sakura Wars the Animation

In 1941, a year after the defeat of Sotetsu Genan, Seijuurou Kamiyama, captain of the Imperial Combat Revue's Flower Division in Tokyo, departs on a covert mission. Sakura Amamiya steps in as temporary leader in his absence. After an incident in Europe, Kamiyama brings a young Russian girl named Klara M. Ruzhkova to Tokyo and entrusts her to the Flower Division. But when Valery Kaminski, captain of the Moscow Combat Revue, arrives to reclaim Klara, the Flower Division must stand in his way.