All volumes of "Oshi no Ko," a work by Aka Akasaka and Mengo Yokoyari. Volumes 1-3 are opened but unread, so there are no scratches or stains. Volumes 4-13 are unopened. - Series Name: Oshi no Ko - Authors: Aka Akasaka, Mengo Yokoyari - Volumes: Complete set (Volumes 1-13) - Publisher: Shueisha Thank you for looking.