Watch Online Movies HD Fmovies. In this film in the long running series, Tange Sazen and his friends are asked to guard a dragon-shaped incense burner that holds the key to hidden treasures. This is the most exciting film in the series, and contains some of the best action sequences of Otomo's distinguished career. Sazen is the strongest swordsman of his time, and his sense of honor and justice are called upon more than once to set things right.