白花繚乱ー白き少女と天才軍師ー

The manga is about a girl named Eidai Shuku, who searches for missing people, while a great war is approaching. During her travels, she meets a young man who is not skilled in horse riding or martial arts, but becomes extraordinarily strong during a battle. (Source: Anime News Network) Note: Adapted from Yoshiki Tanaka's 1998 novel Honryuu.