The "Jujutsu Kaisen: The Official Character Guide" paperback book by Gege Akutami, published by VIZ Media in 2024, is an illustrated fiction book intended for adults. The book, featuring characters from the popular anime series, is a first edition in English and a part of the 2020s era. The guide provides in-depth information about the characters in the Jujutsu Kaisen universe, making it a must-have for fans of the anime genre.