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
Jim Webb (judo) in Japan. He was a long-time student of 9th Dan Vince Tamura. Dr. Webb was educated at West Point, the University of Dallas, MIT, Southern Methodist University, and the University of Maryland. He subsequently provided leadership to such prominent consulting firms as Price Waterhouse, Deloitte & Touche and A.T. Kearney. Prior to his strategy consulting career, he served as a Special Forces commanding officer. He is currently a professor and program director at Southern Methodist University. Jim Webb (judo) James R. Webb is an American businessman who is a former President of the United States Judo Association elected in 2006.