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Last checked: February 18, 2015
Kämpfer (けんぷファー, Kenpufā, German for "Fighter") is a Japanese light novel series by Toshihiko Tsukiji, with illustrations by Senmu. The series contains 15 volumes published by Media Factory under their MF Bunko J imprint between November 2006 and March 2010. The main series covers 12 volumes, while the remaining three are short story collections. A manga adaptation by Yu Tachibana started serialization in the April 2008 issue of Monthly Comic Alive. A 12-episode anime adaptation aired in Japan between October and December 2009 on TBS, concluded in spring 2011 with Kämpfer für die Liebe.
The plot revolves around Natsuru Senō, a normal high school boy with blue hair. One day he wakes up to find 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.