Sengoku 3 is a 2001 side-scrolling beat 'em up arcade video game developed by Noise Factory and published by SNK. It is the third and final entry in the Sengoku series. In the game, players battle against undead enemy spirits. Though initially launched for the Neo Geo MVS (arcade), the title was later released to Neo Geo AES (home), in addition of being re-released through download services for various consoles. It was met with positive reception from critics and reviewers since its initial release.

As with previous Sengoku titles, Sengoku 3 is a side-scrolling beat 'em up game where players take control of one of the four initial playable characters with two more characters being unlocked during gameplay across various stages filled with an assortment of undead evil spirits.