Oshi no Ko is a Japanese manga series written by Aka Akasaka and drawn by Mengo Yokoyari. The series takes place in a modern-day Japan and features a number of characters involved in the Japanese entertainment industry, including the main characters Aqua Hoshino and Ruby Hoshino. The characters, other than the main characters, are listed by the order of their introduction to the story based on the Story Arcs.
