Karasuma, Kirio
Summary
Kirio Karasuma serves as the primary antagonist of the series. Holding the position of student body president at Sakuragaoka Academy, he challenges the protagonists by engaging them in combat beyond the school grounds. The character Karin addresses him using derogatory nicknames such as "Mr. Glasses Man" or "Four eyes-san." While his sole biological relative is his twin sister Kirika, he also maintains a sibling-like relationship with a girl named Himeka. Additionally, he wields a ring that grants him the divine powers of Ares.
