Rugby sevens at the 2020 Summer Olympics in Tokyo took place from 26 July to 31 July 2021 at the Tokyo Stadium. 24 teams competed in the tournament. The dates were modified due to the postponement of the Tokyo 2020 games as a result of the COVID-19 pandemic.
Handball competitions at the 2019 Pan American Games in Lima, Peru, were held from July 24 to August 5. The venue for the competition is the Sports Centre Hall 1 located at the Videna cluster. The venue also hosted judo. A total of eight men's and eight women's teams competed in each tournament. This means a total of 224 athletes are competed.
There are 128 qualifying places available for archery at the 2020 Summer Olympics: 64 for men and 64 for women. The qualification standards were released by World Archery in March 2018. The 2020 Olympics were postponed to 2021 due to the COVID-19 pandemic.
In the 2020 Summer Olympics, eight teams qualified for the Olympic 3x3 men's basketball tournament.
Argentina competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. Since the nation's official debut in 1900, Argentine athletes have competed in every edition of the Summer Olympic Games, except the 1904 Summer Olympics in St. Louis, the 1912 Summer Olympics in Stockholm, and the 1980 Summer Olympics in Moscow because of their support for the United States-led boycott.
Poland competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. Since the nation's official debut in 1924, Polish athletes have appeared in every edition of the Summer Olympic Games, with the exception of the 1984 Summer Olympics in Los Angeles, because of the Soviet boycott.
Finland competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. Finnish athletes have appeared in every edition of the Summer Olympic Games since the nation's official debut in 1908.
France competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. French athletes have appeared in every Summer Olympic Games of the modern era, alongside Australia, Great Britain, Greece, and Switzerland. As Paris will host the 2024 Summer Olympics, France was the penultimate nation to enter the stadium, alongside the United States which will host the 2028 Summer Olympics in Los Angeles, before the host country Japan during the parade of nations at the opening ceremony. Additionally, a French segment was performed in Paris and some pre-recorded events at the closing ceremony as performers did not travel to Tokyo due to the travel restrictions related to the pandemic. However, Paris mayor Anne Hidalgo was the only delegation present at the ceremony.
Bulgaria competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, due to the COVID-19 pandemic. Bulgarian athletes have appeared in every edition of the Summer Olympics since 1924, except for three occasions: the 1948 Summer Olympics in London, and the 1932 and 1984 Summer Olympics in Los Angeles because of Bulgaria's actions in World War II and the worldwide Great Depression and Soviet boycott, respectively.
The team of the Olympic Federation of Ireland, which competed at the 2020 Summer Olympics in Tokyo, represented athletes from both the Republic of Ireland and those from Northern Ireland who choose it instead of the Great Britain and Northern Ireland team. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, due to the COVID-19 pandemic. It was the team's twenty-second appearance at the Summer Olympics, having attended every edition since 1924 except the 1936 Summer Olympics in Germany.
Twelve teams qualified for men's rugby sevens at the 2020 Summer Olympics. Japan automatically qualified as host, with the top four teams of the 2018–19 World Rugby Sevens Series securing their spots. Afterwards, qualification was determined with each of the six continental confederations determining a representative, and the remaining qualification spot determined through an international sevens tournament.
Twelve teams qualify for women's rugby sevens at the 2020 Summer Olympics. Japan automatically qualifies as host, with the top four teams of the 2018–19 World Rugby Women's Sevens Series securing their spots. Afterwards, qualification is determined with each of the six continental confederations determining a representative, and the remaining qualification spot determined through an international sevens tournament to be determined.
Thailand competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. Since the nation's official debut in 1952, Thai athletes have appeared in every edition of the Summer Olympic Games, with the exception of the 1980 Summer Olympics in Moscow, because of its partial support of the US-led boycott.
The 2019 Sudamérica Rugby Women's Sevens Olympic Qualifying Tournament for the 2020 Summer Olympics held on 1–2 June 2019. The winner of the tournament represents Sudamérica Rugby, with the runner-up and third place participant qualified for a 2020 repechage tournament.
The 2019 RAN Sevens was the 20th edition of the annual rugby sevens tournament organized by Rugby Americas North. It was played at the Truman Bodden Sports Complex in George Town, Cayman Islands, with the winner eligible for the 2020 Summer Olympics, and the next two teams qualified for a 2020 repechage tournament. With Canada already a core team in the World Rugby Sevens Series, the top team among the remainder was eligible for the 2020 Hong Kong Sevens qualifying tournament.
The 2019 Sudamérica Rugby Sevens Olympic Qualifying Tournament for the 2020 Summer Olympics was held on 29–30 June 2019. The winner of the tournament represents Sudamérica Rugby, with the runner-up and third place participant qualified for a 2020 repechage tournament. The highest ranking team not already qualified for the 2019 Pan American Games will also be eligible for that tournament.
The 2019 Rugby Europe Women's Sevens Olympic Qualifying Tournament was held on 13–14 July in Kazan at Central Stadium. The champion of the tournament will be eligible to qualify for the European spot in the 2020 Summer Olympics. The two runners-up will be eligible for bids at a 2020 Olympic repechage tournament.
Kenya competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. It was the nation's fifteenth appearance at the Summer Olympics since its debut in 1956, having boycotted the 1976 Montreal and 1980 Moscow Games.
The men's qualification for the Olympic rugby sevens tournament takes place between November 2022 and June 2024, allocating twelve teams for the final tournament. All six World Rugby zones are expected to have a continental representation in the Olympic rugby sevens tournament. The host nation France reserves a direct quota place each in the men's and women's tournament with the remainder of the total quota attributed to the eligible NOCs across three qualifying routes.
The women's qualification for the Olympic rugby sevens tournament takes place between November 2022 and June 2024, allocating twelve teams for the final tournament. All six World Rugby zones are expected to have a continental representation in the Olympic rugby sevens tournament. The host nation France reserves a direct quota place each in the men's and women's tournament with the remainder of the total quota attributed to the eligible NOCs across three qualifying routes.
George Town 
Mexico 
Jamaica 
Saint Lucia 
