Rin Onigawara

The main heroine of the series. A renowned sword wielder and leads the Supreme Five Swords (Tenka Goken) at The Private Aichi Symbiosis Academy. She is also known as Demonic Princess.

Appearance
Onigawara has a traditional bob cut. She has purple eyes. She is seen wearing her demon mask and her uniform.

Personality
She was famous for her prominent hate of men. She is also merciless until most transfer students quit school. Thanks to that her class always have less people compared to the other classes. Later on the series she holds feelings for Nomura.