Vietnam 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. It was the nation's tenth appearance at the Olympics as a reunified republic, six of which under the banner of the State of Vietnam or South Vietnam. The delegation finished without a medal for the first time since 2004 Summer Olympics.
Israel competed at the 2020 Summer Olympics in Tokyo with its largest contingent to date − a delegation of 90 athletes, 55 men and 35 women, who competed in 15 different sports. This was almost double the previous number of 47 athletes who represented Israel at the 2016 Rio de Janeiro Olympics. The Games were also Israel's most successful to date, winning four medals, including two gold. At Tokyo, Israel marked its Olympic debuts in surfing, baseball, archery, equestrian and marathon swimming.
Austria competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Olympic Games were postponed to 23 July to 8 August 2021, because of the COVID-19 pandemic. It was the nation's twenty-eighth appearance at the Summer Olympics.
Estonia 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 since 1992 and thirteenth overall in Summer Olympic history.
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. Before the start of the games, DIF sat an official medal goal of 8–10 medals for the Tokyo games.
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 were volleyball player Zhu Ting and taekwondo practitioner Zhao Shuai. Sprinter Su Bingtian, who broke the Asian record of 100 m during the Games, was the flag-bearer for the closing ceremony. The delegation competed in all sports except baseball (softball), handball, and surfing.
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.
Ukraine 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 worldwide COVID-19 pandemic. It was the nation's seventh consecutive appearance at the Summer Olympics in the post-Soviet era with its smallest representation ever.
Taiwan competed under the designated name "Chinese Taipei" 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. It was also the nation's tenth consecutive appearance at the Summer Olympics.
Colombia 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 twentieth appearance at the Summer Olympics, with the exception of Helsinki 1952.
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 support of the US-led boycott.
The muaythai tournaments at the 2022 World Games in Birmingham, Alabama, United States were held from 15 to 17 July 2022 at the Boutwell Memorial Auditorium. Originally scheduled to take place in 2021, the Games were rescheduled for July 2022 as a result of the 2020 Summer Olympics postponement due to the COVID-19 pandemic. It was the second time of muaythai including in the World Games.
Germany competed at the 2022 Winter Olympics in Beijing, China, from 4 to 20 February 2022.
The Philippines competed at the 2022 World Games in Birmingham, United States, from July 7 to 17, 2022. Athletes representing the Philippines won one gold medal and the country finished in 47th place in the medal table.
Indonesia competed in the 2022 World Games in Birmingham, United States, from 7 to 17 July 2022. The games were originally scheduled for July 2021, but were postponed due to the rescheduling of the Tokyo 2020 Olympic Games. Athletes representing Indonesia won two gold medals and three silver medals. The country finished in 25th place in the medal table.
Thailand competed in the 2022 World Games in Birmingham, United States from 7 to 17 July 2022. The games were originally scheduled for July 2021, but were postponed due to the rescheduling of the Tokyo 2020 Olympic Games. Athletes representing Thailand won four gold medals, three silver medals and two bronze medals. The country finished in 18th place in the medal table.
Spain competed in the 2022 World Games in Birmingham, United States from 7 to 17 July 2022. The games were originally scheduled for July 2021, but were postponed due to the rescheduling of the Tokyo 2020 Olympic Games. Athletes representing Spain won six gold medals, six silver medals and seven bronze medals. The country finished in 12th place in the medal table.
Poland competed in the 2022 World Games in Birmingham, United States, from 7 to 17 July 2022. The games were originally scheduled for July 2021, but were postponed due to the rescheduling of the Tokyo 2020 Olympic Games. Athletes representing Poland won three gold medals, five silver medals and seven bronze medals. The country finished in 20th place in the medal table.
Lithuania competed in the 2022 World Games in Birmingham, United States, from 7 to 17 July 2022. The games were originally scheduled for July 2021, but were postponed due to the rescheduling of the Tokyo 2020 Olympic Games. Athletes representing Lithuania won one gold medal and one bronze medal. The country finished in 45th place in the medal table.
Phillip Deploma Delarmino is a Filipino Muay Thai fighter who is a gold medalist in the 2021 IFMA World Muaythai Championships.
