Field hockey at the 2020 Summer Olympics in Tokyo took place from 24 July to 6 August 2021 at the Oi Seaside Park. Twenty-four teams competed in the tournament.
Shooting competitions at the 2020 Summer Olympics in Tokyo were originally scheduled from 25 July to 3 August 2020, due to the postponement of the Summer Olympics to 2021, the rescheduled dates were on 24 July to 2 August 2021 at the Asaka Shooting Range. Unlike in 2016, the number of shooters competing across fifteen events at these Games had been reduced from 390 to 360, with an equal distribution between men and women. Furthermore, several significant changes were instituted in the Olympic shooting program, including the substitution of three male-only events, with the mixed team competitions.
The Men's 10 meter air pistol event at the 2020 Summer Olympics took place on 24 July 2021 at the Asaka Shooting Range in Japan.
The Women's 10 meter air pistol event at the 2020 Summer Olympics took place on 25 July 2021 at the Asaka Shooting Range.
The Mixed 10 meter air pistol team event at the 2020 Summer Olympics took place on 27 July 2021 at the Asaka Shooting Range.
The Women's trap event at the 2020 Summer Olympics took place on 28 and 29 July 2021 at the Asaka Shooting Range.
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.
South Korea 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.
Denmark 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. Danish athletes have appeared in every edition of the Summer Olympic Games, with the exception of the 1904 Summer Olympics in St. Louis.
The People's Republic of China competed at the 2020 Summer Olympics in Tokyo, Japan. 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 eleventh appearance at the Summer Olympics since its debut in 1952. The opening ceremony flag-bearers for China are volleyball player Zhu Ting and taekwondoin Zhao Shuai. Sprinter Su Bingtian, who broke the Asian record of 100 m during the Games, is the flag-bearer for the closing ceremony. The delegation competed in all sports except baseball (softball), handball, and surfing.
Great Britain, or in full Great Britain and Northern Ireland, the team of the British Olympic Association (BOA), which represents the United Kingdom, 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.
Australia 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. Australia is one of only five countries to have sent athletes to every Summer Olympics of the modern era, alongside Great Britain, France, Greece, and Switzerland.
Germany 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 eighth consecutive appearance at the Summer Olympic Games after its reunification in 1990.
The United States of America (USA), represented by the United States Olympic & Paralympic Committee (USOPC), competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place in the summer of 2020, the Games were postponed to July 23 to August 8, 2021, due to the COVID-19 pandemic. U.S. athletes have appeared in every Summer Olympic Games of the modern era, with the exception of the 1980 Summer Olympics in Moscow, which the U.S. boycotted in protest of the Soviet invasion of Afghanistan. The opening ceremony flag-bearers for the United States were baseball player Eddy Alvarez and basketball player Sue Bird. Javelin thrower Kara Winger was the flag-bearer for the closing ceremony. For the third consecutive time in the Summer Olympics, the United States was represented by more female than male athletes (285 men and 330 women).
India competed at the 2020 Summer Olympics in Tokyo, Japan. 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. India made its official debut at the 1900 Summer Olympics in Paris and has appeared in every edition of the Summer Olympics since 1920. The Games marked the nation's 25th appearance at the Summer Olympics.
Numerous world records and Olympic records were set in various events at the 2020 Summer Olympics in Tokyo. Some events occur over non-standard conditions in which case there are no official records, just "world best" and "olympic best" results.
Great Britain competed in the 2020 Summer Paralympics in Tokyo, Japan. Originally scheduled to take place between 21 August and 6 September 2020, the Games were postponed to 24 August to 5 September 2021 as a result of the COVID-19 pandemic. British athletes have competed at all sixteen consecutive Summer Paralympics since 1960.
Albania (ALB) competed at the 2020 Summer Olympics in Tokyo, Japan, represented by the Albanian National Olympic Committee (KOKSH). 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.
Singapore 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 is the nation's seventeenth appearance at the Summer Olympics since its debut at the 1948 Games. In addition, Singapore was part of the Malaysian team at the 1964 Summer Olympics in Tokyo, but did not attend at the 1980 Summer Olympics in Moscow, because of its support for the United States boycott. The opening ceremony flag-bearers for Singapore are table tennis player Yu Mengyu and shuttler Loh Kean Yew. Diver Jonathan Chan is the flag-bearer for the closing ceremony.
