Ayumi Yoshida

Ayumi Yoshida is a student in Teitan Elementary School when Shinichi joins her class as Conan Edogawa. Ayumi befriends Conan and convinces him to join her, Genta, and Mitsuhiko in investigating an apparently haunted mansion. As it turns out, the haunting is a cover-up for an old homicide case, and due to Conan, the mystery is solved and the culprits are arrested.

Soon after, the accidental acquisition of a treasure map leads Ayumi, Genta, Mistuhiko and Conan on a hunt for a cache of stolen Italian gold coins, during which Conan saves them from getting killed by the mafia members who are also after the gold. His actions earn Ayumi's gratitude, which quickly develops into a serious crush. Additionally, after the case is resolved, Ayumi joins Genta and Mitsuhiko in forming the nucleus of an amateur detective group, the Detective Boys. Ayumi is the sole female member of the Detective Boys…