She is the 2019 World Cup speed series champion after taking every gold on the circuit and is expected to put on a skilful display once again on home territory.

In the men's speed event, Ukraine's Bohdan Kolmakov will want to follow up his triumphs at the World Games in Birmingham and at the recent World Cup in Sofia.

Tangui van Schingen of The Netherlands and Jaroslav Chum of Czech Republic are likely to pose a challenge as they have done throughout the season.

Swedish freestyler Elis Torhall is another key name being tipped for a podium spot.

The 18-year-old is in red-hot form, having sealed gold in each event on the FIG World Cup circuit in 2021 and during this year.

Also in contention for the men's crown are Italy's Davide Rizzi, who finished second in his latest World Cup outing, former World Cup champion Dimitrios Kyrsanidis of Greece and world-renowned American Calen Chan.

Mexico's Ella Bucio is the world number one in women's freestyle after topping the World Cup rankings in Sofia to claim the series title and is anticipated to challenge again in Japan.

However, she will need to better French World Cup winner Lilou Ruel, and World Games champion Noa Man of The Netherlands.

An estimated 100 athletes are expected to participate in total.

The event is being hosted at the Ariake Urban Sports Park, which staged the BMX freestyle, BMX racing and skateboard competitions at the Tokyo 2020 Olympic Games.

Thousands of local fans are expected to attend following the easing of COVID-19 restrictions in Japan.

The FIG Parkour World Championships were initially set to take place in April 2020 but were delayed due to the COVID-19 pandemic.

It was later postponed on another three occasions before finally being able to start tomorrow.

The semi-finals and finals are scheduled to take place on Saturday (October 15) and Sunday (October 16).