It will be the sixth straight Olympiad in which Nauru will field a team at the summer games since the nation was admitted to the International Olympic Committee in 1994.
Predominantly qualifying athletes in the weightlifting discipline, Nauru will field only its second ever competitor in Judo with Ovini Uera taking part in the 90 kilogram category.
The 28 year-old took bronze in the recent Oceania championships.
