Each National Olympic Committee was allowed to enter one men's and one women's qualified team in the volleyball tournaments and two men's and two women's qualified teams in the beach volleyball.[3][4][5]
* The Asian Qualifier was combined with the 1st World Qualifier. The best Asian team qualified as the Asian Qualifier winners, while the best three ranked teams except the Asian Qualifier winners qualified as the top three teams of the 1st World Qualifier.
The competition consisted of two stages; a preliminary round followed by a knockout stage.
Preliminary round
The teams were divided into two groups of six countries, playing every team in their group once. Three points were awarded for a 3–0 or 3–1 win, two points for a 3–2 win, one point for a 2–3 loss and 0 points for a 1–3 or 0–3 loss. The top four teams per group qualified for the quarter-finals.
The competition consisted of two stages; a Preliminary round followed by a knockout stage.
Preliminary round
The teams were divided into two groups of six countries, playing every team in their group once. Three points were awarded for a 3–0 or 3–1 win, two points for a 3–2 win, one point for a 2–3 loss and 0 points for a 1–3 or 0–3 loss. The top four teams per group qualified for the quarter-finals.