The original work is a manga series by Naoya Matsumoto, currently serialized in "Shonen Jump+" (Shueisha). The highly anticipated anime adaptation will begin airing in 2024. The story is set in a world where monsters threaten people's daily lives. The T-shirt collection depicts the "Japan Anti-Kaiju Defense Force" defeating monsters, Kafka Hibino also known as Kaiju No. 8, and his friends from the dynamic storyline of the film.