OVA
Description
Kou is a character from the anime Wild Adapter. He works in Yokohama's Chinatown as an unlicensed physician and pharmacist, while also dealing in information and illegal goods. Standing at 171 centimeters tall and weighing 58 kilograms, he has medium-length green hair and gray eyes. He typically appears in traditional Chinese clothing, though his precise nationality remains unclear even to those close to him.

As an enigmatic figure, Kou operates on the fringes of the criminal underworld. He has known the protagonist Makoto Kubota since Kubota's middle school years and later employs him part-time for deliveries and errands. Kou's medical and pharmaceutical expertise allows him to treat injuries and provide substances that others cannot obtain through legal channels. His business includes selling leads and intelligence, often acting as a critical but unreliable informant for Kubota and Minoru Tokito as they investigate the mysterious drug known as W.A. Kou is aware of the dangerous nature of Tokito's transformed right hand and keeps a watchful eye on it, hinting at his own hidden knowledge or stakes in the situation.

In terms of personality, Kou maintains a guarded and pragmatic demeanor. He rarely reveals personal details, and his motives remain largely opaque. He appears to be driven by self-interest and a calculated survival instinct, yet his willingness to assist Kubota and Tokito, however indirectly, suggests a more complex relationship. His cryptic manner and selective revelations make him one of the more elusive figures in the narrative.

Kou's key relationships center on Kubota, whom he has known for years, and to a lesser extent on Tokito and Kubota's uncle, the detective Kasai. With Kubota, he shares a history that precedes the main events, and he provides employment and occasional leads, though his information often proves to be misleading or dangerous. With Tokito, his interest is primarily professional and cautious, focusing on the anomaly of his right arm rather than personal connection. Interactions with Kasai are implied in some continuities, suggesting a prior acquaintance that may predate the story's current timeline.

Kou does not undergo visible personal development over the course of the story. He remains a stable and intentionally shady presence, revealing only as much as necessary to advance his own ends or to nudge the protagonists toward a trail. His role is that of a facilitator and gatekeeper of underworld knowledge, his contributions crucial yet frustratingly ambiguous.

Notable abilities include unlicensed but effective medical skill, a deep knowledge of pharmaceuticals, and a well-connected network for trading illegal merchandise and intelligence. His ability to stay out of direct conflict while maneuvering among dangerous factions underscores his streetwise competence and adaptability.