Infinite Stratos(2011 - 2014)

Eternal Stratus (IS) is a weapon-like system, which has become a tool of war and conflict. Unfortunately, men cannot use it and it is only for women. Of course, there is an exception, Orimura Ichika, who is an orphan and was raised by his older sister, who was a famous IS pilot herself. At the age of 15, he accidentally finds out that his body is compatible with IS. With a scholarship, he enrolls in a school dedicated to training IS pilots and...