The 16 country strong contingent to World Championship qualified from African Championship took place last year in Agadir, Morocco.
The countries which join Nigeria include continental rivals, Egypt, Congo Brazzaville, South Africa, Botswana, Cameroon, Ivory Coast and Gabon.
Others include Libya, Morocco, Senegal, Sierra Leone, Sudan, Togo and Tunisia.
Europe will present the largest contingent of 45 countries in the championships, while China will lead 37 Asian countries for the tournament.
The tournament will take place from May 29th to June 5th.