Kinnikuman Nisei is a Japanese manga and anime series that serves as a sequel to the original Kinnikuman. Created by Yudetamago, it follows the adventures of Kinnikuman Nisei, the son of the original hero, Kinnikuman. The story focuses on his journey to become a great wrestler and protect the universe from various threats. The series features a mix of comedy, action, and wrestling, showcasing unique characters and their special abilities. It introduces new villains and allies, expanding the Kinnikuman universe while maintaining the humor and charm of its predecessor.