Australia beat Japan to reach the final of the World Wheelchair Rugby Challenge ©Wheelchair Rugby

Australia edged past Japan to reach the final of the World Wheelchair Rugby Challenge in Tokyo.

The Paralympic champions triumphed 57-56 in front of a partisan crowd at Tokyo Metropolitan Gymnasium.

They will take on the United States in the battle for gold after the American side narrowly defeated Britain 49-48. 

Before the semi-finals took place, Canada overcame France 61-60 to secure fifth place, while New Zealand beat Brazil 54-47 to finish seventh. 

The gold- and bronze-medal matches will take place tomorrow when competition concludes. 

A Closing Ceremony is then scheduled to mark the end of the tournament, which saw eight of the world's top 1- teams pitted against each other.