Rank in Judo first five are colored black, 6th, 7th, and 8th "dan" have alternating red and white panels (dandara), and for 9th, 10th "dan" and above, the belts are solid red. In judo's promotion system as originally finalized by Kanō around 1926 there was no maximal dan rank, and judoka holding 10th dan would normally wear a red belt, but also could wear a white belt, the same color as the lowest kyū rank. However, since the highest dan rank reached in judo for a living person or conferred posthumously remains 10th dan, any judo dan rank higher than 10th dan is
Judo in the United States wrestling. Although Yoshiaki threw him time after time, Graft continued to get up. Finally, Yoshiaki decided that he would do mat work with Graft, since there seemed to be no end to the match. Yoshiaki got an armlock on Graft, but the wrestler would not give up. Yoshiaki kept up the pressure until Graft groaned as his arm came close to breaking. President Roosevelt was impressed and took judo lessons. After leaving office, he kept mats in his home. He studied judo for about a year, earning a brown belt. Through the help of the president, Yoshiaki taught judo at