Description: "Military forces from foreign countries invade the culling game, seeking to harness the unlimited potential of cursed energy. However, the soldiers soon find themselves facing off against a horde of cursed spirits. While the merger with Tengen forges on, Fushiguro tries to help his sister leave the culling game and its endless cycle of killing"--Back cover.
Brief description: Gege Akutami published a few short works before starting Jujutsu Kaisen, which began serialization in Weekly Shonen Jump in 2018.