is a first year student at the IS Academy. His older sister, Chifuyu, is a legendary IS pilot who raised him when the siblings' parents abandoned them at a young age. Despite how harshly she treats him, he loves his sister dearly. As the first male IS pilot, his new reputation has made him somewhat famous as many scientists and engineers would like to study him. He is oblivious to the fact that some of his female friends have feelings for him.
He pilots the Byakushiki.