Tokyo 2020 delivery officer Hidemasa Nakamura told reporters at a news conference that the ceremony was canceled as a countermeasure against the COVID-19.
Messi's fresh attack comes after he was forced into a U-turn following his request to leave Barca this summer, but issued a communique accusing club President, Josep Maria Bartomeu of going back on his promise to allow him to leave.
In Sunday's only other fixture, Vasco da Gama missed the chance to stay in touch with leaders Atletico Mineiro after a 1-0 defeat at Coritiba. Robson Fernandes struck the winner from the penalty spot in the 90th minute.
Prior to the game, both sides needed a victory to secure them a top four berth with only two games left in the Suzhou division.
It looked as if it was going to be a stroll for Liverpool, who were in total control and brought Thiago Alcantara on for his debut. The new signing from Bayern Munich was then guilty of a needless foul on Timo Werner to give Jorginho the chance to level from the spot, only for Allisson to save his tame spot kick.
The 27-year-old joined Juventus from Real Madrid in 2014. During his two-season spell with the Old Lady, the Spaniard scored 27 goals in 93 outings and won five trophies, including two Scudetti and two Italian Cups.
"This is an exceptional situation," club lawyer Rodrigo Dunshee said in a video posted on Flamengo's Twitter account. "It is very important to end this at the root. The correct measure is to delay this game."
In the day's other match, South Korean striker Son Heung Min scored four goals as Tottenham produced a second half blitz to win 5-2 away to Southampton.
Kulusevski put Juve in charge in the first half, while Leonardo Bonucci and Ronaldo sealed matters after the break.
Wagner is putting a brave face on everything and is optimistic about sparking a successful turnaround despite reports he has already lost his players' trust.
Real Madrid coach Zinedine Zidane was without Eden Hazard, Marco Asensio and Isco, but he produced a surprise by including Martin Odegaard, who spent last season on loan in San Sebastian, in his starting 11 and leaving Casemiro on the subs bench.