Yuugiku Shibusawa

The strongest and invincible student council president of Urou High School. She speaks in a rough tone and often behaves quite extravagantly, she notably likes giving weird nicknames to people (like calling Dai Shiratori "Bob"). She suffers from androphobia.

She is Ahiru's childhood friend, as well as Ahiru's brother Toki's lover. After the latter's death, her personality radically changed.