Full Metal Yakuza

A brilliant yet ethically ambivalent scientist who rebuilds Kensuke with cybernetic implants, turning him into a formidable fighter known as Lead. He monitors Hagane’s battle capabilities remotely from his lab, shaping events from behind the scenes. His cold, methodical approach to body modification explores the boundaries of power and humanity.

A former aspiring yakuza who is transformed into a nearly indestructible cyborg, consuming metal for energy. He pursues revenge for Tosa’s death while struggling to control overwhelming power and keep his humanity intact. His emotional restraint, learned to avoid short-circuiting, drives his volatile quest for justice.

Tosa’s former girlfriend who becomes entangled with Hagane and Junji. She endures manipulation, violence, and betrayal, culminating in a tragic act that seals her fate. Yukari’s presence haunts Hagane as he navigates love, memory, and vengeance.

A dangerous ally who begins an affair with Hagane’s former girlfriend Naomi, complicating loyalties and driving tension within the group. His actions contribute to the web of betrayal that fuels the conflict between clans. Junji’s choices reflect the corrupting lure of power and desire.

The ambitious yakuza boss who abandons a relationship to pursue power, setting off the chain of killings that drives the plot. His death foreshadows the consequences of ruthless ambition, even as his memory lingers in Hagane’s cyborg consciousness. Tosa embodies the old guard’s brutality and the costs of leadership in a violent underworld.

Leader within the Nakame clan and a key figure in the clan’s internal power struggles. His confrontation with Saratake and Maeda reveals the fragility of loyalty within criminal hierarchies. Nakame’s presence anchors the clan dynamics that propel the plot forward.

The underboss whose schemes with Saratake propel the attempt to redraw the family’s leadership. His alliances crumble as betrayals intensify and the conspiracy unravels. Maeda’s downfall highlights the perils of ambition within the yakuza world.

Hagane’s former girlfriend who becomes entangled with Junji, complicating loyalties and relationships. Naomi’s position in the love triangle adds emotional stakes to the violence surrounding the cyborg conflict. Her involvement helps drive the narrative’s personal dimension.