Canada had qualified a team of two boys and one girl.
China qualified a team in both the men's and the women's tournaments.
In 1974, a final round was introduced to qualify a second team to the top level.
Placing in the top four qualified a team to move on to the final round.
Mexico qualifies a men's and women's team as the host nation.
South Korea qualified a team of 18 players for the men's tournament.
Colombia has qualified a full men's and women's team of three athletes each.
Armenia has qualified a team of one boy and girl.
Bulgaria has qualified a full team of two boys and girls.
Colombia has qualified a women's team in the football competition.