A second-year student at Teitan High School and Shinichi Kudo's childhood friend. She is the captain of the karate club and possesses great skill, combined with a strong sense of justice and a kind heart. She lives with her father, Kogoro Mori, at the Mori Detective Agency. While she continues to wait and believe in Shinichi's return, she also looks after Conan like a younger brother and often helps her friends with courageous actions during cases.

A second-year student at Teitan High School and Ran's best friend. Although she is a young lady of the wealthy Suzuki Financial Group, she has a frank, cheerful, and caring personality. She is very interested in romance and acts as a lively mood maker who energizes those around her. She is often involved in cases with Ran and Conan, and sometimes assists in solving them as "Sleeping Sonoko" through Conan's deductions.

A second-year student at Teitan High School and a genius known as the "High School Detective of the East." He has solved numerous difficult cases with his sharp reasoning and observation skills, earning the trust of the police. He has a strong sense of justice and is also skilled at soccer. He deeply cares for his childhood friend, Ran Mori, and possesses a passionate heart that constantly seeks the truth.

A second-year student at Kaiho Academy and a famous detective known as the "High School Detective of the West." With the Superintendent General of the Osaka Police as his father, he solves many cases through sharp reasoning and decisive action. He is both a good rival and a close friend to Shinichi Kudo. He has a bright, hot-blooded personality and deeply cares for his childhood friend, Kazuha.

A second-year student at Kaiho Academy and Heiji Hattori's childhood friend. She holds a second-degree black belt in Aikido and has a bright, energetic personality with a strong sense of justice. She cannot ignore people in trouble and possesses the bravery to protect her friends even when caught up in incidents. She and Heiji are bound by deep trust and care for each other dearly.