Constellation:

Character:

The protagonist of Infinite Stratos. He is a first year student at the IS academy. His older sister, Chifuyu, is a legendary IS pilot. The siblings were abandoned by their parents at a young age and Ichika was raised by his sister. Ichika has a habit of personally assessing the situation with interior monologue as well as being easily guessed on what he is thinking.

Source from Wikipeida