Volume 91 marks the beginning of the highly anticipated Wano Country arc. Luffy arrives in the isolated land of samurai, a nation ruled by the ruthless Emperor Kaido and the corrupt shogun Orochi. Disguised in traditional attire, the Straw Hats begin gathering allies for a massive rebellion. The culture and history of Wano are richly detailed, giving the arc a distinct Japanese aesthetic. Luffy quickly clashes with powerful enemies, showing his unwavering spirit. The suffering of Wano’s people becomes a central emotional theme. New characters and legendary samurai are introduced. Political oppression and hidden resistance movements shape the storyline. Oda expands the world-building with stunning visuals and intense action. Volume 91 sets the foundation for one of the biggest wars in the series.