Chapter 55

Opening (開幕) is the fifty-fifth chapter of the Oshi no Ko manga series. It is written by Aka Akasaka and illustrated by Mengo Yokoyari. It was released in September 16, 2021.

Summary
The day of the premiere has come, and multiple friends and family of Aqua converge at the stage play to watch.

Characters

 * Aquamarine Hoshino
 * Ruby Hoshino
 * Miyako Saitou
 * Taishi Gotanda
 * Akane Kurokawa
 * Kana Arima
 * Mem-Cho
 * Kengo Morimoto
 * Yuki Sumi
 * Nobuyuki Kumano
 * Toshirou Kindaichi