Chifusa Manyuu (魔乳 千房, Ma'nyū Chifusa) is the protagonist of the Manyū Hiken-chō manga and anime series. She is the successor of the Manyuu clan and an expert samurai.

Despite the fact that she was meant to continue the tradition of the Manyuu, she deserts her family because of her hatred of the unfair system with which her family governs (which consists of judging women's worth based on the size of their breasts) and steals the Scroll of Secrets, which contains techniques on how to enlarge bre