Rank in Judo a red-white paneled belt, and judokas who have attained the 9th Dan may wear a solid red belt. In some countries a red belt is used between the white and yellow belts to signify full membership of the judo club or the countries judo association. More commonly the red belt is, however, reserved only for 9th and 10th Dan practitioners. In some countries junior practitioners have an extra system in place to show the progress in between two kyū grades. The sub rank is symbolized by a small piece of fabric on the end of the belt. The colour of
Judo dan rank in the 1880s, initially the wide obi was used; as practitioners trained in kimono, only white and black obi were used. It was not until the early 1900s, after the introduction of the judogi, that an expanded colored belt system of awarding rank was created. Judo The philosophy and subsequent pedagogy developed for judo became the model for other modern Japanese martial arts that developed from . The early history of judo is inseparable from its founder, Japanese polymath and educator , born . Kano was born into a relatively affluent family. His father, Jirosaku, was the second