けんぷファー
Comic Alive
Tsukiji, Toshihiko, Tachibana, Yuu
Senou Natsuru, an average second year high school guy, has been chosen by the Moderators to be a Kämpfer. Kämpfers are given a bracelet to activate their powers and fight the enemy. Also, Kämpfers can only be girls, so upon activation, a guy would turn into a girl.
