Rion Aida (相田りおん Aida Rion ) is the 18 year old salvaging partner of Aika Sumeragi and the daughter of Gozo Aida, Aika's boss. Although at times she just appears to get on Aika's nerves, Aika has been shown to care about her very much, as shown when she risked her life to save her from the Delmo Corps.
From Dvd: She´s a female James Bond: Spunky, tough and competent. She has a knack for getting into situations and finding resourceful solutions.
Rion has the appearance of an 18 year old girl, with chestnut brown hair, which is almost shoulder length, glasses, and like many other females in the series, has medium breasts. In the beginning of the series she wears a yellow tank top over a white, buttoned, collared shirt, a green skirt, white panties, and red high heels. Throughout the series, she also wears a Black Delmo uniform and a Blue Delmo uniform.