Lois Abbingh is a Dutch female professional handballer who plays for Vipers Kristiansand and the Dutch national team. She competed at the 2020 Summer Olympics.
Gim Bo-eun is a South Korean handball player for Gyeong and the South Korean national team. She made her Olympic debut representing South Korea at the 2020 Summer Olympics.
Japan was the host nation of the 2020 Summer Olympics in Tokyo, originally scheduled to take place from 24 July to 9 August 2020 but postponed to 23 July to 8 August 2021 because of the COVID-19 pandemic. Since the nation's official debut in 1912, Japanese athletes have appeared at every Summer Olympic Games in the modern era, except for the 1948 Summer Olympics in London, to which they were not invited due to the nation's role in World War II, and the 1980 Summer Olympics in Moscow, as part of the United States-led boycott. The opening ceremony flag-bearers for Japan are basketball player Rui Hachimura and wrestler Yui Susaki. Karateka Ryo Kiyuna is the flag-bearer for the closing ceremony.
The women's handball tournament at the 2020 Summer Olympics was the 12th edition of the handball event for women at the Summer Olympic Games. It was held from 25 July to 8 August 2021. All games were played at the Yoyogi National Stadium in Tokyo, Japan.
Hungary 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. Hungarian athletes have appeared in every edition of the Summer Olympic Games, except for two occasions. Hungary was not invited to the 1920 Summer Olympics in Antwerp, because of its role in the first World War, and was also part of the Soviet boycott, when Los Angeles hosted the 1984 Summer Olympics.
Croatia 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 Olympics.
Greece 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. Greek athletes have competed in every Summer Olympic Games of the modern era, alongside Australia, France, Great Britain, and Switzerland. As the progenitor nation of the Olympic Games and in keeping with tradition, Greece entered first at the New National Stadium during the parade of nations at the opening ceremony. Like the other closing ceremonies before, the Greek flag was also raised during the closing ceremony alongside the Japanese and French flags.
Spain competed at the 2020 Summer Olympics in Tokyo, originally scheduled to take place from 24 July to 9 August 2020 but postponed to 23 July to 8 August 2021 because of the COVID-19 pandemic. Since the nation's official debut in 1920, Spanish athletes have appeared in every edition of the Summer Olympic Games, with the exception of the 1936 Summer Olympics in Berlin and the 1956 Summer Olympics in Melbourne, as a part of the boycott against the Soviet invasion of Hungary. Spain competed in all sports except baseball, rugby sevens, wrestling and surfing.
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.
Sweden 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. Swedish athletes have competed at every Summer Olympic Games, with the exception of the 1904 Summer Olympics in St. Louis.
Japan competed as the host nation of the 2020 Summer Paralympics in their capital Tokyo from 24 August to 5 September 2021.
South Africa 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 Games in the post-apartheid era, and twentieth overall in Summer Olympic history.
Kazakhstan 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 seventh consecutive appearance at the Summer Olympics in the post-Soviet era.
China competed at the 2020 Summer Paralympics in Tokyo, Japan from 24 August to 5 September 2021. This was their tenth consecutive appearance at the Summer Paralympics since 1984. China sent 251 athletes to the Games and competed in 20 of the 22 sports except Equestrian and Wheelchair rugby.
Brazil competed at the 2020 Summer Paralympics in Tokyo, Japan from 24 August to 5 September 2021.
Turkey competed at the 2020 Summer Paralympics in Tokyo, Japan from 24 August to 5 September 2021. This was the country's seventh appearance in the past eight Games despite their absence in the 1996 Summer Paralympics.
Montenegro 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 fourth consecutive appearance at the Summer Olympics since gaining independence in 2006.
Paula Arcos Poveda is a Spanish professional handball player who plays for Vipers Kristiansand and Spain internationally. She made her Olympic debut representing Spain at the 2020 Summer Olympics.
Lívia Martins Horacio Ventura is a Brazilian handball player who plays as a pivot for Pinheiros and for Brazil internationally. She made her Olympic debut representing Brazil at the 2020 Summer Olympics.
Maharu Kondo is a Japanese handball player who plays as a left wing for Japan internationally. She made her Olympic debut representing Japan at the 2020 Summer Olympics.
