Haruna Niekawa

Haruna Niekawa (贄川 春奈, Niekawa Haruna) is a former student of Raira Academy who moved to another high school the past semester because of a rumor that she and Nasujima, a teacher, were dating.

Under the influence of a daughter blade of Saika, Haruna fell in "love" with her teacher Nasujima Takashi. She was caught trying to injure Nasujima with Saika's daughter, and afterward had to transfer to another high school in West Ikebukuro.

Her father, Shuji Niekawa is a reporter working for a small-time magazine.