Nippon Sangoku: The Three Nations of the Crimson Sun

Synopsis

At the end of the Reiwa era, Japan is devastated by nuclear war effects, disasters, and poor governance, leading to famine and a massive population decline. The country collapses and splits into three kingdoms—Yamato, Takeo, and Seii. A century later, Aoteru Misumi rises as a strategist aiming to reunify Japan.