Shinobi no mono: Iga-yashiki

Name: Shinobi no mono: Iga-yashiki
Genre: Drama, Action
Released: 1965
Cast: Raizô Ichikawa, Isao Yamagata, Taiji Tonoyama, Kaoru Yachigusa, Mizuho Suzuki

The story of Saizo's son, Kirigakure Saisuke, who after seeing his father die at the Battle Of Shimabara, grows up to be an expert ninja.