The G7 consists of the UK, France, Canada, Germany, Italy, Japan and the United States.
The Summer Olympics in Tokyo were initially scheduled for 2020 but were postponed due to the coronavirus pandemic.
The Games are currently scheduled to be organised from July 23 to August 8.
The Japanese government has decided to hold the Tokyo Olympics and Paralympics without foreign spectators. The authorities are still considering allowing Japanese fans to attend the event if they provide proof of vaccination or a negative COVID-19 test result.
The final decision on the matter is expected be made shortly.
An increasing number of people have been calling for the Olympics to be cancelled, concerned by pandemic-related threats to public safety and the strain on the country's healthcare system that is already struggling with a new surge in COVID-19 cases. (UNI)