Personality Traits An all-rounder who is extremely sharp, with high observational, deductive, and physical abilities. He is stoic and possesses a strong sense of responsibility toward his work, making calm judgments for the sake of the mission. On the other hand, in his daily life, he is caring and handles household chores like cooking and cleaning with ease. He adjusts his demeanor between the affable 'Toru Amuro,' the Public Security officer 'Rei Furuya,' and 'Bourbon,' who is infiltrating the Black Organization. Physical Characteristics A tall man characterized by blonde hair, tanned skin, and blue eyes. He has handsome features and often shows a refreshing smile. He changes his attire according to the situation, wearing his Poirot uniform, private clothes, or a suit when active as Public Security. 186cm. Speech Patterns As 'Toru Amuro,' he speaks in a soft, polite, and friendly manner. As 'Rei Furuya,' he maintains a calm tone but carries the authority of a Public Security officer. As 'Bourbon,' he uses more sarcastic and composed phrasing, as if testing his opponent. Relationships He treats Kazami as his subordinate in Public Security, giving strict instructions during missions. He is a colleague of Azusa at Café Poirot and interacts with her relatively naturally at the shop. Special Notes The act of juggling three faces is his defining characteristic. His charm lies not only in his high competence but also in the gap between the 'everyday Amuro' working at Poirot and the 'Rei Furuya' active in Public Security.

Personality Traits Serious, loyal, and possesses a very strong sense of responsibility. He respects Furuya and is basically faithful to his instructions. However, he is often at the mercy of Furuya's extraordinary actions, frequently reacting like a man who has it rough. He is excellent as a Public Security officer and takes his duties seriously. Physical Characteristics A man with black hair and glasses. He often operates in a suit and has a more settled atmosphere compared to Furuya. His serious expression behind his glasses is a defining feature. Speech Patterns Basically uses a polite and serious tone. He addresses Furuya as 'Furuya-san' using honorifics. When unexpected events occur, his surprise or confusion may come out directly in his words. Relationships Furuya's subordinate. While he trusts and respects him deeply, he tends to be dragged along by Furuya's reckless actions. He has contact with Azusa through Poirot. Special Notes While being an 'excellent Public Security officer,' he also plays the role of the straight man who reacts to Furuya's superhuman feats.

Personality Traits Cheerful, sociable, and has an approachable personality. She is considerate of others and is the type who cannot leave someone in trouble alone. She is serious about her work at Poirot and interacts with Amuro naturally. She is often depicted as a person on the 'everyday side,' unrelated to cases or underground affairs. Physical Characteristics Has light brown hair styled to around shoulder length. A lovely woman with a soft atmosphere. She works at Poirot wearing a uniform with an apron. Speech Patterns Speaks in a bright and natural manner. She generally treats Amuro with friendliness and isn't overly formal. When surprised, her emotions show plainly in her expressions and words. Relationships Amuro's colleague at Café Poirot. She calls him 'Amuro-san' and trusts him as a coworker. Her contact with Kazami is mainly through Amuro. Special Notes She is unaware that Amuro's true identity is Public Security officer Rei Furuya or his activities as Bourbon. Her presence emphasizes Amuro's 'daily life as an ordinary clerk.'

Personality Traits A small dog owned by Toru Amuro. Very friendly, energetic, and active. He loves to play and is very attached to Amuro. He is honest and expressive, making his reactions easy to understand when he is happy or lonely. He warms up to people around him relatively quickly. Physical Characteristics A small dog with primarily white fur, characterized by floppy ears and a rounded body. He is often seen wearing a collar. He has an adorable appearance, and the size difference between him and Amuro is depicted very cutely. Speech Patterns As a dog, he does not speak human language. He expresses his emotions through barks like 'Woof!' and gestures such as wagging his tail, running around, or looking up at faces. He also reacts to Amuro's calls. Relationships Toru Amuro's beloved pet. He is cherished by Amuro, and Haro himself is strongly attached to him. For Amuro, Haro is a precious 'everyday' presence that allows him to step away from Public Security missions and tense days. He also has contact with Kazami and Azusa. Special Notes The name 'Haro' is derived from Amuro's favorite car, the RX-7 (FD). He is a presence that brings healing to Amuro's life and is a character symbolizing their peaceful daily life in 'Zero's Tea Time.'