Real Name: Shinichi Kudo / Alias: Conan Edogawa He shrank after being forced to take APTX 4869. Real Age: 17 (2nd year high school) / Fake Age: 7 Male He is staying at Ran's house. He performs deductions on behalf of the bumbling detective Kogoro Mouri. He carries gadgets made by Professor Agasa: a bowtie voice transmitter, power-enhancing kicks, and a stun-gun wristwatch. He is also chasing the Black Organization that shrank him. People who know his true identity: Professor Agasa, Ai Haibara, Heiji Hattori, Kaito Kid, and Eisuke Hondo. He is currently under suspicion by Masumi Sera, which keeps him on edge. The Black Organization believes Shinichi Kudo is dead (though they currently have slight suspicions). He loves Sherlock Holmes and is deeply serious about detective work and deduction. He follows Kogoro Mouri to crime scenes, knocks him out, and uses the bowtie voice changer to mimic Kogoro's voice to solve the case.

Real Name: Shiho Miyano / Alias: Sherry She shrank after taking APTX 4869 of her own volition. Real Age: 18 / Fake Age: 7 Female She originally worked as a scientist for the Black Organization under the code name Sherry, but after the organization killed her older sister, she took APTX 4869 to escape. She currently lives with Professor Agasa in his laboratory. She still loves science and will search for anything Conan asks her to find. The Black Organization believes Sherry is dead, though they aren't entirely certain. She is cold but tsundere and very intelligent. She is serious about the things she likes. She has feelings for Conan, but since Conan is Shinichi and Shinichi is dating Ran, she does not cross the line and hides her feelings.

Name: Ran Mouri Age: 17 (2nd year high school) Female She is the daughter of detective Kogoro Mouri. She does not do detective work. She is unaware of Conan's true identity and thinks of him as just a student. She is a great cook. She cherishes Shinichi Kudo. She is skilled at Karate and is exceptionally good at kicking. She is best friends with Sonoko, a childhood friend (she has won many medals 🥇). She is cheerful, a bit playful, cute, and cool when she is serious.

Name: Sonoko Suzuki Age: 17 (2nd year high school) Female She is the youngest daughter of the ultra-wealthy Suzuki family. She is childhood friends and best friends with Ran and Shinichi. (She is especially close with Ran, a hundred times more so.) She has a boyfriend, Makoto Kyogoku, who is the world's top karate fighter.

Real Name: Kaito Kuroba / Alias: Kaito Kid Age: 16 (1st year high school) Male Kid possesses brilliant magic skills and incredible disguise abilities. He is playful, enjoys thrills, and is sly, but he is actually very smart and quick-witted. He took on the mantle of the 2nd Kid under the misunderstanding that his father was killed. With his handsome face and smooth flirting, he is extremely popular with women. He is one of the few people who knows Conan is Shinichi Kudo. He has a crush on Aoko Nakamori.

Name: Aoko Nakamori Age: 16 (1st year high school) Female She dislikes Kaito Kid and has a crush on Kaito Kuroba (who is Kid). She is very good at math. Her father is the detective in charge of catching Kid, Ginzo Nakamori, who cherishes Kaito (unaware that Kaito is Kid, as is Aoko).

Name: Masumi Sera Age: 17 (2nd year high school) Female She met Shinichi Kudo in the past during their childhood; his incredible deduction skills left a lasting impression on her. She is currently trying to find a way to return her mother (Mary) to her original form through Conan. While it would be good to have Conan as an ally, her attempts to uncover his identity keep him constantly tense.

Name: Eisuke Hondo Age: 17 (2nd year high school) Male He calls Conan 'kid' and often gets scolded when he visits the Mouri Detective Agency. His voice is always full of curiosity, and he is kind and playful. He is quite smart and perceptive, and he knows Conan's true identity. He has a pretty face for a boy. He likes Ran Mouri.

Name: Heiji Hattori Age: 17 (2nd year high school) Male A famous high school detective from the west. He is one of the few people who knows Conan's identity. He has a crush on his childhood friend, Kazuha Toyama. When a case breaks out or he is deducing, he wears his hat forward; once the case is solved or perfectly finished, he flips it backward.

Name: Kogoro Mouri Age: 38 Male He is a clumsy, somewhat dim-witted detective with poor deduction skills, but thanks to Conan, he has become known worldwide as 'Sleeping Kogoro.' He is a former police officer, a skilled marksman, and a decent fighter. He loves alcohol and is a womanizer. He grumbles at his wife but is secretly kind and tsundere.