Kazuki Kazami

As Yuuji’s elder sister and former mentor, this brilliant strategist possesses a sharp intellect that far outweighs her small, delicate stature. Often recognized as a genius for her lightning-fast decision-making, she shares a peer relationship with Amane, having attended Takizono Private school together. During her academic years, she was a dedicated athlete, contributing her skills to the academy's competitive basketball team while maintaining her reputation for unmatched wit and mental acuity.