File No. 031 相葉絵理花 Erika Aiba

相葉 絵理花（あいば えりか）は1年D組の生徒。おっとりしているが、独自の視点をもつミステリアスな少女。推理小説が大好きで、鷹宮をホームズ、自身をワトソンになぞらえて、鷹宮との南失踪事件の捜査を楽しんでいる。

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.

相葉と同じクラスの緒方の話では、相葉という名前の少女はずっと学校を休んでいて、鷹宮と行動を共にしている女子とは別人だと言う。

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.

模擬人格の鞍部 玉緒のドロイドを乗っ取った426。玉緒ドロイドの姿に移ってすぐの頃、陸上部の部室にいた際に、陸上部のマネージャーから、陸上部入部希望者の”相葉 絵理花”という生徒と間違われたことをきっかけに、その名を騙り始めた。相葉はすみれ橋から飛び降りる直前、鷹宮の”私に何をしていた”という問いに対し、”これから始まるゲームの準備をしていた”と語った。

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.