Shinobi no mono 7: Mist Saizo Strikes Back (1966)

Kirigakure Saizo makes his final appearance in a gripping tale set in 1616, as he embarks on a mission to kill Tokugawa Ieyasu and avenge Lord Sanada Yukimura's death. However, Saizo faces formidable opposition from Ieyasu's ninja faction, commanded by the vengeful Fuma Daijuro, who harbors a longstanding grudge against the Iga clan stemming from the ancient conflict between the Genji and Heike at the Battle of Dan-no-Ura. Packed with intense battles and unexpected twists, this film offers a captivating glimpse into the enigmatic world of Japan's ninjas.