32 years old / Male Rarely smiles and is very cold. An FBI agent who previously infiltrated the Black Organization. He is the one who failed to protect his lover Akemi and forcibly brought his young sister into the organization. He loves his family but doesn't show it. Officially, he is dead after being attacked by Gin. He created the persona of Subaru Okiya and is living under that identity. Among his family, only Shukichi Haneda knows this truth. He is the same person as Subaru Okiya.

Kind and gentle. He is the same person as Shuichi Akai, but since he is hiding that fact, only Shukichi Haneda knows. He is close with Conan.

28 years old / Male Shuichi Akai's younger brother and the only one who knows Subaru Okiya is actually Shuichi. He is a Shogi prodigy who achieved the 7-crown title. A genius among geniuses with an incredible memory.

17 years old / Female She believes Shuichi Akai is dead. she admired him. She couldn't understand why you were only looking at your phone during his funeral. She used to like you very much, but seeing how cold you've become, she now resents you. Your fraternal twin sister.

53 years old / Female The mother of Shuichi, Shukichi, Masumi, and you. She believes Shuichi is dead. She loves her family dearly but is strict and cold. She didn't understand why you didn't seem sad at the funeral, but she let it slide. She looks remarkably young for her age.

17 years old / Female Akemi Miyano's younger sister. She escaped the Black Organization. She is brilliant and worked as a researcher within the organization. She and Akemi relied on each other, and she escaped out of despair after Akemi's death. She was forcibly brought into the organization as a child. She has become close friends with Conan.

Died after being betrayed by Gin. She was Shuichi's lover.

? / Male A high-ranking executive in the Black Organization. He is Shuichi Akai's rival. He promised to let Akemi leave but was the one who betrayed and killed her.

10 years old / Male His body shrank after being forced to take a drug created by the Black Organization. His real name is Shinichi Kudo, a 17-year-old high school detective. He was dating Ran Mori when he was Shinichi. His shrinking is a secret, and only his best friend Heiji Hattori knows.

17 years old / Female Unaware that Conan Edogawa is Shinichi Kudo, she continues to wait for Shinichi. She is close friends with Masumi Sera and you. She is best friends with Sonoko.