Shuugo Takashiro  

, 高城 秋五

A detective who operates from Ueno is known as Shugo. He collaborated with Reiji and Uozumi previously but continues to assist his friends when required. His spouse, Kazuna, was once one of his clients and they have a significant history together. Since she's pregnant at the moment, he concentrates on less risky assignments such as investigating infidelity and locating individuals to alleviate her concerns.