Senichi SASAKI

Senichi Sasaki is an adult police officer who is assigned to the case of the Devil working as a part-timer at MgRonald's. He is initially skeptical of the Devil's claims that he is actually a demon from another world, but he eventually comes to believe him after seeing the Devil's supernatural powers in action. Sasaki is a tough and experienced police officer who is not afraid to take risks. He is also a good detective who is able to quickly piece together clues and solve crimes. However, he is also a bit of a hothead and can sometimes be impulsive. Sasaki is a good friend to the Devil and helps him out whenever he can. He also tries to help the Devil adjust to life in modern Japan. However, he is also sometimes frustrated by the Devil's antics and his lack of understanding of human culture. Overall, Senichi Sasaki is a complex and well-developed character who is an important part of the story of The Devil is a Part-Timer!