This is the long-awaited third major album by Eve, who has become one of the top artists representing not only the Internet scene but also Japan. This album "Kaizin" includes the intro theme song for the first season of the TV anime "Jujutsu Kaisen", "Kaikai Kitan", the theme song for the anime film "Josee, the Tiger and the Fish", "Ao no Waltz", an insert song "Shinkai", "Heikosen", "Project Sekai Colorful Stage! feat. Hatsune Miku" anniversary song "Gunjo Sanka", and more for 14 tracks in total. Kaizin Ban comes with a metal figure, "Kaizin: MUGEN KAIDAN (mascot with cardboard sheet)".