The plot revolves around Natsuru Senō, a normal high school boy with blue hair. One day he wakes up and found himself turned into a girl. A stuffed tiger "Harakiri Tora" comes to life and tells him that he has been chosen as one of the "Kämpfer", a female fighter. The Kämpfer are destined to fight with other Kämpfer. The story starts when he is attacked by an unknown girl who happens to also be a Kämpfer.
|Ratings:||TVMaze: No Rating|
|Released:||October 1, 2009|
|Genres:||Action Romance Comedy Anime|
|Cast:||Yukari Tamura Nana Mizuki Mamiko Noto Marina Inoue Shiori Mikami Yui Horie Kana Ueda Kotomi Yamakawa Kaori Nazuka Kenji Utsumi Yuko Goto Yoshihisa Kawahara Junko Minagawa Kana Asumi Megumi Nakajima Nakao, Eri Kazusa Aranami Michiko Nomura Yuuki Kobayashi|