Kasumi Kisaragi is a supporting character in Kujibiki Unbalance, a fictional anime and manga series centered on student elections and school life at Rikkyouin High School. She is a calm, composed, and intelligent girl who often serves as a steady presence among the more eccentric characters. Kasumi is associated with the student council and helps support the story’s comedic and slice-of-life elements through her quiet competence and understated personality.