IS: Infinite Stratos

In the near future, Japan creates an armored suit called Infinite Stratos, IS for short, for outer space usage but was later used as a military weapon until it was finally incorporated as a new sport. The one drawback to the IS is that it can only be piloted by a female, or so people thought, until Orimura Ichika came along. As the younger brother of the famous pilot, Orimura Chihuyu, who represented the nation of Japan and went undefeated her whole professional career, Ichika is the only male in the entire world who can pilot an IS. He was accepted into the IS Academy where all the students are female except for him and he has to train to become a pilot. He is surprised to see that his teacher is none other than his sis...