Toki is a key character in the anime and manga series 'Hokuto no Ken' (Fist of the North Star). He is the second eldest of the four Hokuto brothers and a master of the deadly martial art, Hokuto Shinken. Known for his kind and compassionate nature, Toki uses his skills to heal rather than harm, a contrast to his brothers. Despite suffering from a terminal illness due to radiation exposure, Toki remains dedicated to helping others and often acts as a mentor and guide to the protagonist, Kenshiro. His selfless nature and strength of character make him a beloved figure in the series.