The timid protagonist who runs a small fish shop. After being coerced into a partnership with serial killers Yukio and Aiko Murata, he is forced to assist in disposing of corpses. Over time, he succumbs to their manipulation, kills Yukio in self-defense, and eventually transforms into a ruthless killer, murdering his accomplices, his wife, his stepdaughter, and finally himself.
Formal business arrangement initiated by Yukio to expand their fish trade.
Nobuyuki is the primary subject of Takayasu's investigation.
Romantic rivalry triggers Nobuyuki's violent response.
Central figure whose moral decay drives the narrative.
Explore the full interactive character relationship map of Cold Fish