Sakura Wars(2000)

Sakura Wars is a Japanese animated series set in early 1900s Tokyo, where military recruit Sakura Shinguji arrives from Sendai with a secret mission: defend the imperial capital from supernatural threats. Assigned to an unconventional unit disguised as a flower troupe within a popular opera company, Sakura must navigate the strange intersection of performance and combat. As she bonds with her fellow performers, she gradually uncovers the true purpose behind the opera group's existence and her role in protecting Tokyo from hidden dangers. The series blends historical fantasy with character-driven drama, exploring themes of duty, friendship, and identity amid spectacle and mystery.