Who is the organization that is responsible for organizing international competition and hosts the World Judo Championships ?
Members of the IJF include the African Judo Union ( AJU ) , the Pan-American Judo Confederation ( PJC ) , the Judo Union of Asia ( JUA ) , the European Judo Union ( EJU ) and the Oceania Judo Union ( OJU ) , each comprising a number of national judo associations .