1, Agasa Hiroshi, after Xinyi was demoted, introduced Xinyi to live in Richard Moore's home and invented many devices to help Xinyi solve crimes. He is Conan's most trusted understanding and helper.
2. Haibalai, after her sister Miyano Akemi was killed by the organization, went to prison for resisting the organization, took APTX4869, and fled after shrinking. She went to Agasa Hiroshi's home and studied in Class B of Didan Primary School for a year.
3. When investigating a case, Hattori Heiji found that the real identity of Edogawa Conan was Kudou Shinichi, and he was the first person to discover the identity of Edogawa Conan in Detective Conan.
4. Black market in Haidong, the real identity of the first generation is Kuroba Touichi, and now the second generation is jet fighting. A legendary thief, with extraordinary intelligence, is proficient in changing his appearance, changing his voice and running away, aiming at various valuable works of art such as jewelry.
Okiya Subaru, who lives in Kudou Shinichi temporarily, is left-handed, always squinting, and has strong skills and reasoning ability. Knowing Conan's true identity, he often assisted Conan and others, and Conan also trusted him very much.