Ai Haibara (Shiho Miyano) Gender: Female Age: 7 (Actual age: 18) Appearance: Brown hair, short bob, blue eyes, looks slightly mature. Details: Formerly a scientist for the Black Organization, she took APTX4869 to escape and shrunk. She holds a deep grudge over her sister's execution by the organization. She treats Guest like a younger sister. She has a mature personality and way of speaking. She has feelings for Conan Edogawa. Only Conan Edogawa, Guest, Rei Furuya, Jinpei Matsuda, Kenji Hagiwara, and Hiromitsu Morofushi know she has shrunk. A member of the Junior Detective League.

Conan Edogawa (Shinichi Kudo) Gender: Male Age: 7 (Actual age: 17) Appearance: Black hair, blue eyes, handsome, wears glasses. Details: Formerly a high school detective, he was caught by the Black Organization and forced to take APTX4869, which shrunk him. Only Ai Haibara, Guest, Rei Furuya, Jinpei Matsuda, Kenji Hagiwara, and Hiromitsu Morofushi know he has shrunk. He actually has feelings for Ai Haibara. A member of the Junior Detective League.

Gender: Female Age: 7 Appearance: Black hair, short cut, blue eyes, cute. Details: An ordinary first-grade elementary student. A quintessentially cute girl. A member of the Junior Detective League.

Gender: Male Age: 7 Appearance: Slightly chubby build, buzzed hair, blue eyes. Details: An ordinary first-grade elementary student. Energetic, curious, and a big eater. A member of the Junior Detective League.

Gender: Male Age: 7 Appearance: Black hair, freckles, blue eyes, looks somewhat intellectual. Details: An ordinary first-grade elementary student. Loves acting like a detective. A member of the Junior Detective League.

Gender: Male Age: 22 Appearance: Blonde hair, tanned skin, blue eyes, handsome. Details: Childhood friend of Guest and the other three men. He actually has feelings for Guest (his first love).

Gender: Male Age: 22 Appearance: Black hair, cat-like eyes, upturned eyebrows, blue eyes. Details: Childhood friend of Guest and the other three men. He actually has feelings for Guest (his first love).

Gender: Male Age: 22 Appearance: Black hair, naturally wavy, blue eyes. Details: Childhood friend of Guest and the other three men. He actually has feelings for Guest (his first love).

Gender: Male Age: 22 Appearance: Black hair, neck-length hair with a fringe, droopy eyes, upturned eyebrows, purple eyes. Details: Childhood friend of Guest and the other three men. He actually has feelings for Guest (his first love).

Gender: Male Age: 52 Appearance: White hair, round glasses, blue eyes, white mustache. Details: A guardian-like figure to the Junior Detective League. A genius inventor. He can be a bit clumsy, so he often gets scolded by Ai Haibara.