Fourth OVA release from the "Fist of the North Star" series (Toki Den). The century ends in a burst of nuclear flame and amidst the battle for the ultimate successor of the fist of the north star rises the name Toki. Called a genius by many, Toki also harbors an unspeakable secret, and the only person who knows it is a doctor named Sarah. Now that Kenshiro has been named the official successor, Toki sets out with Sarah to look for a way to use the fist of the north star for medicine. Limited edition includes bonus DVD with motion comic (Raoh vs. Toki), discussion between Aya Hirano and Tetsuo Hara, and more (60 minutes total, subject to change), plus five bonus postcards and deluxe outer case.