The student council president. An outwardly cold girl, she is the most powerful student at the school. Her sister, Yuri, is the head of Reunion. Her initial impression of Gangryong is that he is useless. In the past, she fought Lightning Tiger, and the incident left a scar and a strong impression. Though he was her enemy, she regards him almost as a former lover. She fights using the Arts of Heaven's Rich Strength. What she seeks can't be obtained by Reunion or the council and she actually hold no interest in them. She fights Guesong after he interfered in her goal and kills him, afterward Rud challenges her to a formal match next year. But then she kills everu student in the school except Rud's company and few who escaped earlier. After that she makes Rud die in exchange of his friends' lifes.

Frieda is the leader of the Valkyries - female warriors charged with protecting the city of Asgarzul. Her loyalty to Eva is absolute, as is her ability with a sword.
She was originally raised as a human experiment, along with Rima, and the two of them earned the title of 'The B.B' (Berserker Brother). After the nuclear holocaust, the two of them roamed the wasteland until meeting Eva, who transformed their lives and made them Valkyries of her city.

A young, beautiful 26 year old woman who teaches mathematics and also acts as the homeroom teacher for class 3-2. She lives with her sister and niece in an apartment block quite close to Jin-Ho's. Her father’s unexpected departure from her life when she was young has had a huge impact on her. Even though she is extremely attractive and was apparently popular throughout her school life, she has become very guarded around men, feeling unable to trust or form relationships with them. Consequently she is still a virgin and even has her first kiss during the course of the story. She also seems to be following her mother's career path, who was also a teacher and became the district superintendent before retirement. She also has a crush or love for Myung, Jin-Ho a student in her class and is defenseless around him.

Saizo's childhood friend and as well one of the Sanada's 10 warriors.
A beautiful Russian girl and female member of the Iga ninja, she uses ice magic and is capable of freezing water and mist in an instant, thus earning her the name "Anastasia the Frozen Flower." She targeted Yukimura but was defeated, so she decided to join him. Both Saizo and Sasuke call her 'Ana'.
She is very playful and cunning in nature, but also becomes serious when the moment calls for it.