My son bought each new volume as it came out, but he only read them on the day he bought them and barely touched them after that. They have been stored in a dark place, so there is no yellowing, but they have been stored by a private individual, so please refrain from purchasing if you are concerned. Jujutsu Kaisen, a popular shonen manga by Gege Akutami, all 18 volumes. - Title: Jujutsu Kaisen - Volumes: Complete 18 volumes - Author: Gege Akutami - Condition: Good - Language: Japanese - Genre: Shonen Manga Thank you for looking.