Chapter 20

Joining (加入) is the twentieth chapter of the Oshi no Ko manga series. It is written by Aka Akasaka and illustrated by Mengo Yokoyari. It was released in Weekly Young Jump on October 15, 2020, and in Mangaplus on May 18, 2022.

Characters

 * Ruby Hoshino
 * Aquamarine Hoshino
 * Miyako Saitou