Kōō Kanami is a high-ranking Buddhist monk who serves as Japan's spiritual leader during the final years of World War II. He appears in the live-action film Doomed Megalopolis 2: The Last War, which adapts the later portion of the Teito Monogatari saga. Kanami is portrayed as a calm and authoritative figure, deeply versed in esoteric Buddhist practices and traditional Japanese spiritual arts. He is motivated by a profound sense of duty to protect the imperial capital of Tokyo from supernatural destruction, which is threatened by the resurrected evil onmyoji Yasunori Kato. Kanami recognizes that Kato embodies the ancient malevolence of Taira no Masakado's restless spirit and that his return could trigger an apocalyptic catastrophe. In the story, Kanami takes on the role of a senior advisor and coordinator among the individuals who oppose Kato. He works alongside Yusubaru Nakamura, a young man with psychic abilities, and Yukiko Tatsumiya, a descendant of Masakado who carries guardian spiritual power. Although Kanami does not engage in the raw psychic combat that characterizes the younger heroes, his knowledge of ritual, meditation, and spiritual defense makes him an essential pillar of the resistance. He is shown preparing countermeasures and lending his authority to the group's efforts, acting as a stabilizing presence amid the chaos. Kanami's background as a monk suggests a life of discipline and service, and his willingness to stand against a demonic force reflects his unwavering commitment to safeguarding the nation. His relationship with the other protagonists is one of mentorship and cooperation; he respects their abilities and trusts them to carry out the physical confrontation while he provides spiritual reinforcement. Across the film, Kanami remains resolute in the face of overwhelming odds, and his resolve does not waver even when the final battle intensifies. His notable abilities include mastery of Buddhist chants, protective talismans, and the capacity to counter dark magic through pure spiritual energy. While the film does not extensively explore his personal history or relationships outside the immediate conflict, his presence underscores the theme of traditional spiritual authority rising to meet a supernatural crisis. Kanami is ultimately a figure of quiet strength, whose actions help enable the younger heroes to fulfill their destinies and prevent Tokyo's utter annihilation.