Mr. Makihara works as a soap coach in a specialized establishment, tasked with training aspiring recruits for roles within its confines. His methods subject applicants to rigorous evaluations marked by a strict, no-mercy approach to assessing their aptitude. He possesses a distinctive anatomical feature: a thick, octopus-like form.

Engaging directly with protagonists during their vocational journey, he guides them through immersive training sessions rooted in the nuances of the sex industry. His role focuses on instilling professional discipline and strict adherence to institutional protocols, ensuring candidates meet the exacting standards required for their roles.