Sanji Haruoka (春岡参治, Haruoka Sanji) is a Detective that works for Raita Banba to gather information that his wife Hatsune Kamon is going with another man. He soon got discovered by Tōru Amuro after the death of Hatsune Kamon.
Sanji was known to act suspicious, which made him almost a suspect in the death of Hatsune Kamon. He is more known as a well kind person. A man who gives compliments to the ones who impress him and evenly tries to save him when things are not going well for him.
Sanji has short hair and a thin mustache and a short beard. He is wearing black sunglasses to hide his appearance as a detective.