Houki Shinonono

A talented kendo practitioner and IS academy student, this skilled pilot operates the Aka Tsubaki. As a childhood friend of Ichika Orimura, she harbors deep romantic feelings for him, though a six-year separation has strained their bond. Despite her national-level martial arts success, she harbors intense resentment toward her sister, Tabane, the creator of the IS. She blames Tabane’s actions for uprooting her family and destroying her chance at a promised future with the boy she loves.