Age of Samurai: Battle for Japan is a Canadian-American documentary television series, distributed by Netflix and released on February 24, 2021. It takes place in feudal Japan from 1551 to 1616, during the final phase of the Sengoku period (The Age of Warring States), mainly the Azuchi–Momoyama period. It features reenactments of historical events and commentary by voice-over artist Hiro Kanagawa and historians Stephen Turnbull, David Spafford, Tomoko Kitagawa, Isaac Meyer and others. The story is about several powerful daimyo (feudal lords) who clash to unify Japan.

The series was produced by the Canadian firms Cream Productions and Blue Ant Media, for broadcast on Smithsonian Channel in Canada and Netflix internationally.