High school baseball players have started a series of friendly matches at Koshien Stadium in western Japan.
Both the annual spring and summer high school baseball tournaments were cancelled this year due to the coronavirus outbreak.
A huge Olympic rings monument in Tokyo Bay has been temporarily removed for safety checks.
The floating monument is 33 meters wide and 15 meters high. It was installed in January on the water in Odaiba Marine Park, one of Tokyo's Olympic venues.
Mongolian sumo wrestler Terunofuji has made a stunning comeback by winning the Emperor's Cup in the July Grand Sumo Tournament.
The former Ozeki Champion forced out Sekiwake Mitakeumi on Sunday, the final day of the tourney, clinching the title for the first time in five years.
Experts on infectious diseases have asked officials of Japan's pro baseball and soccer leagues to review how they will deal with any coronavirus cases among players or staff.
A joint taskforce of the organizers of the two sports held talks on Monday.
A Japanese sumo wrestler has been ordered to sit out several matches in the ongoing tournament after he was found to have had a meal with a few other people.
The current sumo tournament is the first since the coronavirus outbreak to let spectators into the arena.
Fireworks lit up the skies across Japan at 8 p.m. on Friday, which was to be the date of the opening ceremony of the Tokyo Olympics before it was postponed.
The Junior Chamber International Japan organized the displays with fireworks companies across the country, hoping they would signal a fresh start despite the coronavirus pandemic.
Japanese swimming star Ikee Rikako delivered a speech at an event marking the start of the one-year countdown to the Tokyo Olympics.
The Tokyo organizing committee held the closed-door event on Thursday at the National Stadium, the main venue for the games.
The head of the organizing committee of the 2020 Tokyo Olympic Games, which were postponed to next year, says that it would be difficult to shorten the schedule for the torch relay across Japan.
Mori Yoshiro made the remarks during an interview with NHK on Tuesday.
The biggest challenge facing organizers of the 2020 Tokyo Olympics is how to secure the safety of athletes and spectators, as the peak of the global coronavirus pandemic is yet to be seen.
Thursday marks one year before the opening of the Games, which have been postponed due to the pandemic.
About two-thirds of the respondents to an NHK poll say the Tokyo Olympics and Paralympics should be either postponed further or cancelled.
NHK conducted the telephone survey over the weekend. About 1,300 people responded.
The July Grand Sumo Tournament started at Tokyo's Ryogoku Kokugikan arena on Sunday.
The venue was moved from Nagoya to Tokyo to help limit the spread of the coronavirus.
An event to pray for the safety and success of the July Grand Sumo Tournament was held on Saturday at an arena in Tokyo. Only a limited number of sumo officials were allowed to attend due to the coronavirus threat.
Japan Sumo Association Chairman Hakkaku and other stable masters were among those who showed up at the Ryogoku Kokugikan hall.
Organizers of the Tokyo Olympics have unveiled a new competition schedule for the Games, which were postponed to next year due to the coronavirus pandemic.
The head of the Tokyo Organising Committee, Mori Yoshiro, made the announcement during a video conference of the International Olympic Committee on Friday.
The Japan Sumo Association says it will hold its July tournament in Tokyo with about 2,500 spectators, roughly 25 percent of the full capacity. The reduction is part of measures against the coronavirus outbreak.
The association made the announcement on Monday. The tournament will start on Sunday at Ryogoku Kokugikan arena.