Ninja Gaiden III is an action-adventure video game released in 1991 for the NES and later for other platforms. It is the third installment in the Ninja Gaiden series, featuring the protagonist Ryu Hayabusa, a skilled ninja. The game continues the story of Ryu as he battles various enemies and bosses while navigating through challenging levels. In this installment, Ryu gains new abilities, including the use of a powerful sword and special techniques. The gameplay emphasizes fast-paced combat and platforming elements, with a focus on defeating enemies and overcoming obstacles. The game is known for its difficulty and engaging storyline.