Mayu Matsukaze, a 24-year-old female teacher and adviser to the student council at Kawanuma West Academy, is a small, well-hung woman with a large bust who likes to comb her hair upright.

Much loved by the students to the point of calling her "Lady Matsukaze", just like Kojima gets shy if she approaches a boy of her interest, she is a fan of romantic novels and passionate love books, she secretly likes to read erotic and taboo books. She is attracted to Guys with a menacing appearance.