Nitori Shuichi's older sister, who he shares a room with. A year older than Shuichi, she has a fiery, very short temper, and is know to pick on him in the worst ways, resolving problems with violence on several occasions. She hates Shuichi borrowing her clothes, and often goes out of her way not to give him things she doesn't wear. Thinks of Shuichi and Makoto's cross dressing as "disgusting" and "gross".
Loves Maico-chan, a popular idol, and has a boyfriend, Seya, since she was in her first year of junior high. She is now in her first year of high school.