Kiwamu Satō (1977–) is a Japanese novelist whose fiction explores crime, violence, human desire, and the moral boundaries of contemporary society. He made his literary breakthrough by winning the Edogawa Rampo Prize in 2017 for "QJKJQ" and received the 165th Naoki Prize in 2021 for "Teskatlipoka" ("Tezcatlipoca"). Spanning Mexico and Japan, the novel intertwines drug cartels, organ trafficking, and global capitalism in a powerful narrative that examines the darker impulses of humanity and the structures that sustain violence.