Nakajou Hitomi is a 19-year-old member of the idol group Fever Girls, affiliated with the rival entertainment agency Yajima Office. She later turns 20 during the series. Standing 1.64 meters tall with measurements of 96-60-85 cm, she possesses long auburn hair styled in a waist-length ponytail and brown eyes. As part of Fever Girls, she operates as both a professional idol and a combat pilot. Her group serves as rivals to the main protagonist unit, the Hummingbirds, functioning under the same integrated model combining idol activities and military pilot duties.