Training in the Spiral of Hell (特訓!! 螺旋地獄 Tokkun!! Rasen jigoku?) is the 129th chapter of the manga and the fifth chapter of the Ultimate Weakness Moxibustion Arc. Cologne begins teaching Ranma the steps to mastering the Hiryū Shōten Ha. First he must draw his enemies in towards him while staying within a spiral pattern. Ranma finds this difficult to do when Genma keeps showing Akane and Ukyo nude pictures of him. The next morning Ranma finally manages to stay within the spiral pattern and finishes the first part of his training.