Erika Aiba (Mystery Files)
For the main page regarding this character, see: Erika Aiba.
Erika Aiba is a student in Class 1-D. She's a mysterious girl who has a unique point of view, despite her placid personality. As of lover of mystery novels, shes enjoys comparing Yuki Takamiya to Holmes and herself to Watson as she assists in Takamiya's search for Natsuno Minami.
According to Nenji Ogata, who's been in the same class as Aiba, the girl named Aiba has been absent from school for a while now. He also claims that she and the person who's been following Takamiya are not the same.
426 took over Tamao Kurabe AI's android body. Immediately after seizing control of the Tamao android, the track team manager finds him in the track room and mistakes him for "Erika Aiba", who was interested in joining the track team and the reason why he started to use that name. Right before Aiba jumped off the Sumire Bridge, she is asked the question, "Just what the hell were you doing to me!?" by Takamiya, to which she answers, "...Getting you ready... Ready for the game that will soon begin."[1]