Special Chapter

Special Chapter is the first special chapter of Oshi no Ko manga series. It is written by Aka Akasaka and illustrated by Mengo Yokoyari. It was released in a special edition of Weekly Young Jump on August 10, 2022.

Summary
Ruby Hoshino was sent a free gift of a weekly magazine that she appears in. Aqua Hoshino notices that she is wearing the same clothes as the one she used on the photographs on the magazine, and called her out. She recounted her experience with the photoshoot, specifically about how the photographers calmed her down with interesting anecdotes and stories from her school. It was revealed in the end that her photographer's name is Kaguya Shirogane.

Characters

 * Aqua Hoshino
 * Ruby Hoshino
 * Kaguya Shirogane