NHK has learned that a Chilean taekwondo competitor will withdraw from the Tokyo Games after testing positive for COVID-19.
She is the first athlete to withdraw from the Games because of the coronavirus after arriving in Tokyo.
Olympic competition kicked off in Tokyo on Wednesday, even as the number of coronavirus infections climbed among people involved in the Games and the city saw rising case numbers.
The first softball and football matches come two days before the opening ceremony of the Tokyo Games.
Ozeki champion Terunofuji has been promoted to sumo's highest rank of yokozuna.
The Japan Sumo Association formally made the decision at an extraordinary meeting of its board of governors on Wednesday.
The Japan Sumo Association has promoted ozeki champion Terunofuji to grand champion yokozuna, sumo's highest rank.
The decision came at an extraordinary meeting of the association's board of directors on Wednesday.
The Tokyo Olympic softball and football events are set to start on Wednesday, two days before the opening ceremony.
Most of the Olympic events will be held without spectators, due to a resurgence in coronavirus infections in Tokyo and other parts of the country.
Organizers of the Tokyo Olympics have withdrawn music composed for the opening ceremony by Oyamada Keigo, a musician who is under fire for admitting to abusing classmates while a student. The event is scheduled for Friday.
Oyamada resigned as a composer for the ceremony on Monday, saying that his decision to accept the job was inconsiderate.
The coach of the South African men's rugby sevens team for the Tokyo Olympic Games has tested positive for the coronavirus.
The South African Rugby Union made an announcement on its official website. It said that Neil Powell tested positive for Covid-19 on Saturday. Powell and his team were in the southern Japanese city of Kagoshima for a pre-Olympics training camp.
Tough traffic regulations started on Monday in Tokyo and surrounding areas ahead of the official start of the Olympic Games later this week.
The Japan Road Traffic Information Center says the restrictions have caused traffic jams of five kilometers or more on some roads in the capital.
Most events for the Tokyo Olympics are being held without spectators, but one Japanese IT firm has gone the extra mile to make sure its employees can still watch the Games together.
The company has created a virtual stadium where staff can meet up and safely view events from home. They can share impressions and cheer on athletes over online calls or messages.
The Tokyo Olympic organizing committee has announced that 21 people, most of them players, have been found to have close contact with members of the South African men's soccer squad and staff who have tested positive for the coronavirus.
Two players and a member of the support staff had previously been confirmed infected. They were all staying at the Athletes' Village.
Athletes and sports officials are arriving in Japan ahead of the Tokyo Olympics opening ceremony on Friday. Meanwhile, the Japanese capital remains under a state of emergency, reporting over 1,000 new coronavirus cases for five consecutive days.
The Japanese government implemented thorough coronavirus screenings at airports and is working with the Tokyo organizing committee and others to isolate Olympic athletes and staff away from the general public.
Athletes and sports officials are arriving in Japan ahead of the Tokyo Olympics opening ceremony on Friday. Meanwhile, the Japanese capital remains under a state of emergency, reporting over 1,000 new coronavirus cases for five consecutive days.
The Japanese government implemented thorough coronavirus screenings at airports and is working with the Tokyo organizing committee and others to isolate Olympic athletes and staff away from the general public.
The Tokyo Olympic organizing committee said the two athletes who tested positive for the coronavirus on Sunday and a staff member who was announced to have tested positive on Saturday belong to the same team.
The two were the first to test positive among athletes who are staying at the Athletes' Village.
The Tokyo Olympic organizing committee is disclosing only the daily tally of those who tested positive for the coronavirus. It does not disclose details such as the citizenship or arrival dates of the infected athletes and staff.
Spokesperson Takaya Masanori told a news conference on Sunday that the committee believes it is inappropriate to disclose details that could lead to identification of individuals.