Noun
judogi (plural judogis or judogi)
The uniform used for judo practice and competition, based on traditional Japanese clothing.
Japanese practitioners and traditionalists tend to look down on the use of blue because of the fact that judo is considered a pure sport, and replacing the pure white judogi for the impure blue is an offense. Source: Internet
Lowry (2006) p. 39 Early examples of keikogi had short sleeves and trouser legs and the modern long-sleeved judogi was adopted in 1906. Source: Internet
Outside Japan, a colored obi may also be used for convenience in minor competitions, the blue judogi only being mandatory at the regional or higher levels, depending on organization. Source: Internet