Movie
Description
Dr. Kyosuke Kazato is a 36-year-old psychiatrist working at Beika Central Hospital in Tokyo. His professional background reveals a far more complex and tragic history than his calm, reassuring demeanor initially suggests. Before becoming a psychiatrist, Kazato was a highly gifted and renowned surgeon at the Touto University Hospital, where his exceptional skill earned him the nickname the golden left hand. His life and career took a devastating turn during a surgery when a fellow doctor, Tamotsu Jinno, deliberately cut his left wrist. This injury ended his career as a surgeon, and his pride would not allow him to continue in that field. Consequently, he retrained himself to become right-handed and switched his specialty to psychiatry.

Outwardly, Dr. Kazato presents a gentle, polite, and deeply considerate personality, which allows him to gain the trust of his patients and colleagues easily. He is introduced as the personal doctor of Police Inspector Ninzaburo Shiratori, who seeks his counsel for work-related stress. This calm and professional exterior, however, conceals a ruthless and calculating individual driven by a deep-seated grudge and a desperate will to survive. His primary motivation stems from the betrayal by Dr. Jinno, whose smug confession that he ruined Kazato’s career on purpose led Kazato to murder him and stage his death as a suicide. Years later, when the case was quietly reopened by detectives, Kazato’s motivation shifted to self-preservation. To protect his secret, he systematically murders the officers involved in the reinvestigation.

In the story, Dr. Kazato plays the dual role of a trusted caregiver and the hidden antagonist. After Ran Mouri witnesses one of his murders and the shock causes her to develop psychogenic amnesia, Kazato becomes her attending physician. This gives him the perfect position to monitor her recovery and ensure her memories never return to incriminate him. His role in the plot is defined by this tense contradiction; he appears to be helping Ran, offering medical advice and supporting her family, while simultaneously attempting to eliminate her. His attempts on her life include pushing her in front of a train and later trying to shoot her during a parade at Tropical Land.

Key relationships are central to his exposure. His professional connection to Inspector Shiratori gives him access to police information and a veneer of respectability. His relationship with Ran is sinister, built on a false trust that he exploits to get close to her. The most critical relationship is with Conan Edogawa, who becomes suspicious of Kazato. Conan notices a crucial detail: Kazato, who presents as right-handed, naturally uses his left hand to dial a phone. This observation, combined with the dying message of one victim who clutched his left hand over his heart symbolizing a doctor, leads Conan to identify Kazato as the killer.

The character’s development is one of gradual unmasking. He begins as an esteemed professional, but as the pressure mounts, his desperation becomes more apparent. His controlled composure cracks during the final confrontation at Tropical Land, revealing a violent and cornered man. Notably, he faces a final defeat not only through Conan's deduction but also through Ran’s physical strength; when she fully recovers her memories, she also recalls her karate skills, using them to disarm and subdue him.

Dr. Kazato possesses several notable abilities. He is a highly intelligent and meticulous planner, devising complex methods to commit his murders and avoid detection, such as shooting through a hole in an umbrella to avoid gunpowder residue. Despite his injury, he retains a high degree of dexterity, having successfully retrained himself to use his right hand for most tasks, though his left-handed nature can still emerge. His background as a surgeon has given him a precise and calculated nature, which he perverts for his criminal acts. He is also a skilled psychiatrist, able to genuinely analyze Ran's condition and manipulate her treatment to serve his own deadly agenda.