Dan (rank) highest level that might be attained, with instructor certification and judge/judgment authorization being understood as higher-level or more sophisticated. Many arts use between one and ten dan ranks: In some martial arts, black belts are worn for all "dan" grades. In others, the highest grade (10th "dan") wears a red colored belt. In Jūdo and Shotokan 6th to 8th "dan" may wear a red and white-patterned belt and 9th to 10th "dan" may wear a solid red belt. There is some variation even within styles. Generally, belts do not have markings that indicate the actual "dan" grade. Okinawan styles used
Judo in India the 2010 Judo World Cup in Tashkent, Thoudam Kalpana Devi of Manipur became the first Indian to win a World Cup top-three finish. Judo in India Judo is a sport which is widely played in India. The first written record about Judo in India in Kodokan is about demonstrations and coaching of Judo by Shinzo Tagaki arranged at Shantiniketan in 1929 by Rabindranath Tagore. The Judo Federation of India was formed in 1965. By 1970, the judo community was increased to a sizeable chunk in India and JFI became hard-pressed to hire more professional trainers for the sport of judo