There was a man who had been training in martial arts in the United States since he was five years old, and returned to Japan in order to defeat the strongest Yokozuna, Chiyo Ushio. Raiden-o is a brawling wrestler who explodes down the Hakusei Highway with brutal techniques that apply techniques from all kinds of martial arts! The Sumo Association respects tradition and tries to crush Raiden King, but Raiden King's long-awaited pear attack explodes! However, Yokozuna Chiyo no Ushio was defeated by Kihouou, a pedigree wrestler recommended by the Sumo Association, and announced his retirement.