1Thoroughly clean the Octopus by removing the internal organs, beak, and eyes. Rub the Octopus with coarse salt to remove any slime, then rinse under cold running water. Cut the cleaned Octopus into bite-sized pieces.
3In a mixing bowl, combine the Gochujang, Gochugaru, Soy sauce, Mirin, White sugar, 20g of the minced Garlic, 5g of the minced Fresh ginger, and Black pepper powder to create the spicy sauce. Mix well until all ingredients are thoroughly combined.