Akira  

, アキラ

A 19-year-old individual who refers to themselves as a "self-styled" partner at S&A Detective Agency. Although Shu is technically the head of the agency, this person actually manages it on a daily basis in his absence. They are responsible for tasks such as cooking, accounting, cleaning, and even walking the dog. Despite not being an official member of the team, they have a deep understanding of Shu's personality and serve as his conscience, trusted by assistants Ayaka and Manami.