Kiyoko Aura (安浦 清子, Aura Kiyoko) is a Special Class Ghoul Investigator, and noteworthy for being the first woman to achieve that rank. She is assigned to the 1st ward as the Chief of Division I. She is considered to be the model female investigator and is idolized by many women in the organization. Kiyoko is an attractive woman with a small mole on the lower right corner of her mouth. She wears a dark suit typical of investigators, and ties her long hair back with a large ribbon. Kiyoko conducts herself in an extremely professional manner, always speaking in a very polite fashion. Her cool demeanor contrasts with her more lively associates, giving her an air of elegance. However, when spending time outside work with her nephew, she shows a more relaxed and cheerful personality.