Guy who reincarnated a thousand years into the future possessed the emperor's mark in his past life, a skill that commands obedience. Different from the other emperors who shared the same ability, his allowed him to hold sovereignty over monsters. Because of this, he was mistakenly labelled as the demon king and met an unfortunate end. While meeting his old companions and making new ones, he silently becomes the strongest adventurer.
A classic Kaijū manga by the author of Otogi Matsuri and BTOOOM!Follow JSDF officers Yamato Yoshikazu and Sakimori Konoe as they face off against monsters of unknown origin that infest the troubled, disputed waters of the East Asian sea and have humans as a preferential prey!