Live action TV
Description
Kuraudo Ōishi is a veteran detective serving at the Okinomiya Police Station in the Higurashi no Naku Koro ni series. Born and raised in Okinomiya, his father was killed in a bombing during World War II, which left a lasting void in his life. In the postwar period, while enforcing black-market laws, Ōishi met a man who became a second father figure to him. That man later served as the manager of the dam construction project in Hinamizawa. After a confrontation with employees he had scolded for drinking on the job, the manager was violently lynched and dismembered. This incident came to be regarded as the first victim of the village’s annual curse, and Ōishi became convinced that the influential Sonozaki family, leaders of the anti-dam movement, were responsible. Since then, he has spent five years trying to prove their involvement in the series of mysterious deaths and disappearances that occur each year around the Watanagashi Festival.
Ōishi is a heavyset, middle‑aged man with short grey hair, often seen wearing a cream suit, black shirt, red tie, and red suspenders. He is a chain smoker and rarely appears without a cigarette. His manner is deceptively light‑hearted and playful, frequently punctuated by an enigmatic chuckle and the catchphrase “Yoi o-toshi o” (have a good year). Beneath this affable surface, however, he is intensely stubborn, calculating, and willing to use unorthodox or even intimidating methods to obtain information. He is highly skilled in wrestling and hand‑to‑hand combat, though he admits he has never fired a gun. His persistence and suspicion of the entire village make him deeply resented by many Hinamizawa residents, including Mion Sonozaki, who firmly believes in her family’s innocence. Ironically, some villagers suspect Ōishi himself might be involved in the curse, even calling him “Oyashiro‑sama’s servant” because he often contacts victims shortly before their deaths.
His personal motivation stems from the murder of his mahjong partner, who was the first victim of the Hinamizawa incidents. Ōishi is an avid mahjong player and formed a strong bond with that friend, whose death drives his obsessive quest. As retirement approaches, his determination intensifies; he has vowed to solve the case before leaving the force. In some timelines, after retiring he moves with his elderly mother to a city of her youth (often Sapporo) and, together with fellow investigator Mamoru Akasaka, compiles a book titled Higurashi no Naku Koro ni to preserve the truth of the Hinamizawa disaster.
In the story, Ōishi serves as a key external investigator who repeatedly approaches the main characters—especially Keiichi Maebara—to act as his informant. His prodding often exacerbates the paranoia that drives the plot, particularly in arcs such as Onikakushi‑hen and Watanagashi‑hen. While he initially seems a reliable ally, his true nature becomes apparent in Tatarigoroshi‑hen, where he reveals a capacity for extreme intimidation and even violence. He occasionally plays mahjong with Keiichi and mentions a passion for ballroom dancing, which he takes up after retirement to stay fit.
Ōishi’s relationships are marked by tension and mistrust. He views the Sonozaki family as the core of the conspiracy and is openly hostile toward Mion Sonozaki. His interactions with Keiichi are manipulative yet pivotal, as he uses the boy’s curiosity to gather evidence. With Rika Furude and other children, he maintains a distant, probing attitude. Despite his abrasive nature, he is not purely antagonistic; his desire to expose the truth stems from genuine grief and a sense of justice, however flawed.
Notable abilities include his sharp deductive reasoning, deep knowledge of criminal psychology, and relentless perseverance. He is physically formidable despite his age, and his experience as a detective allows him to notice details others might miss. Over the course of the series, Ōishi’s character develops from a single‑minded pursuer of the Sonozakis into a more nuanced figure who, even after retirement, continues to seek the comprehensive truth behind the cycle of tragedy, eventually collaborating with others to document the events.
Ōishi is a heavyset, middle‑aged man with short grey hair, often seen wearing a cream suit, black shirt, red tie, and red suspenders. He is a chain smoker and rarely appears without a cigarette. His manner is deceptively light‑hearted and playful, frequently punctuated by an enigmatic chuckle and the catchphrase “Yoi o-toshi o” (have a good year). Beneath this affable surface, however, he is intensely stubborn, calculating, and willing to use unorthodox or even intimidating methods to obtain information. He is highly skilled in wrestling and hand‑to‑hand combat, though he admits he has never fired a gun. His persistence and suspicion of the entire village make him deeply resented by many Hinamizawa residents, including Mion Sonozaki, who firmly believes in her family’s innocence. Ironically, some villagers suspect Ōishi himself might be involved in the curse, even calling him “Oyashiro‑sama’s servant” because he often contacts victims shortly before their deaths.
His personal motivation stems from the murder of his mahjong partner, who was the first victim of the Hinamizawa incidents. Ōishi is an avid mahjong player and formed a strong bond with that friend, whose death drives his obsessive quest. As retirement approaches, his determination intensifies; he has vowed to solve the case before leaving the force. In some timelines, after retiring he moves with his elderly mother to a city of her youth (often Sapporo) and, together with fellow investigator Mamoru Akasaka, compiles a book titled Higurashi no Naku Koro ni to preserve the truth of the Hinamizawa disaster.
In the story, Ōishi serves as a key external investigator who repeatedly approaches the main characters—especially Keiichi Maebara—to act as his informant. His prodding often exacerbates the paranoia that drives the plot, particularly in arcs such as Onikakushi‑hen and Watanagashi‑hen. While he initially seems a reliable ally, his true nature becomes apparent in Tatarigoroshi‑hen, where he reveals a capacity for extreme intimidation and even violence. He occasionally plays mahjong with Keiichi and mentions a passion for ballroom dancing, which he takes up after retirement to stay fit.
Ōishi’s relationships are marked by tension and mistrust. He views the Sonozaki family as the core of the conspiracy and is openly hostile toward Mion Sonozaki. His interactions with Keiichi are manipulative yet pivotal, as he uses the boy’s curiosity to gather evidence. With Rika Furude and other children, he maintains a distant, probing attitude. Despite his abrasive nature, he is not purely antagonistic; his desire to expose the truth stems from genuine grief and a sense of justice, however flawed.
Notable abilities include his sharp deductive reasoning, deep knowledge of criminal psychology, and relentless perseverance. He is physically formidable despite his age, and his experience as a detective allows him to notice details others might miss. Over the course of the series, Ōishi’s character develops from a single‑minded pursuer of the Sonozakis into a more nuanced figure who, even after retirement, continues to seek the comprehensive truth behind the cycle of tragedy, eventually collaborating with others to document the events.