Olympic football tournament: Stars, schedule and venues
And Tokyo 2020 won't be any different, with many stars of the sport rumoured to feature in Japan.
Men's football teams must be comprised of players under the age of 23, apart from three players who can be any age.
As such, federations are courting global stars like Mohamed Salah and Sergio Ramos in order to bolster their ranks with some serious firepower, and much-needed experience.
Elsewhere, World Cup winner Kylian Mbappe has been pre-selected for France on the initial 80-man list for the Games, according to French Football Federation (FFF) president Noe Le Graet.
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Spanish football legends Ramos and Gerard Pique both voiced their desire to take part in the next summer Olympics, with the aim of becoming the first European players to win the World Cup, Continental Championship and the Olympics.
UEFA Champions League winner Salah has been called-up as part of an expanded list of 50 players, Egypt coach Shawky Gharib told Reuters in February.
Real Madrid teammates Vinicius Jr. and Reinier were named in a formidable-looking Brazil team.
The final list will be submitted in June.
There are no age restrictions in women's Olympic football, meaning the likes of Cristiane, Megan Rapinoe, and Vivianne Miedema could also be lighting up the pitches in Japan.
Olympic football memories
Who can forget the moment Neymar scored the winning penalty at the Rio 2016 final, sending Brazil into ecstasy?
Andrea Pirlo led 4-time World Cup winners Italy to bronze at Athens 2004, their first Olympic medal since 1936.
The chance of winning Olympic gold provides a unique incentive for these stars that money can't buy, and true to form, Tokyo 2020 is set to host another mouthwatering lineup of football talent.
Schedule and venues
23-29 July: Four groups of four teams play each other, with top two finishers in each group qualifying for knockouts. (Sapporo Dome, Tokyo Stadium, Ibaraki Kashima Stadium, International Stadium Yokohama, Saitama Stadium, Miyagi Stadium)
1 August: Quarter-finals (Miyagi Stadium, Ibaraki Kashima Stadium, Saitama Stadium, International Stadium Yokohama)
4 August: Semi-finals (Ibaraki Kashima Stadium/Saitama Stadium)
7 August: Bronze medal match (Saitama Stadium)
8 August: Final (International Stadium Yokohama)
22-28 July: Three groups of four teams play each other, with the top two in each group + next two best finishers qualifying for knockouts. (Sapporo Dome, Miyagi Stadium, Tokyo Stadium, Saitama Stadium, Ibaraki Kashima Stadium, International Stadium Yokohama)
31 July: Quarter-finals (Miyagi Stadium, Ibaraki Kashima Stadium, Saitama Stadium, International Stadium Yokohama)
3 August: Semi-finals (Ibaraki Kashima Stadium/International Stadium Yokohama)
6 August: Bronze medal match (Ibaraki Kashima Stadium)
7 August: Final (Olympic Stadium)