What is "tongatapu"

Tongatapu is the main island of the Kingdom of Tonga and the location of its capital Nukualofa. It is located in Tonga's southern island group, to which it gives its name, and is the country's most populous island, with approximately 71,260 residents (2006), 70.5% of the national population, on . Its maximum height is . Tongatapu is Tonga's centre of government and the seat of its monarchy.

Tongatapu, as a commercial and transport hub, has (led by Nukualofa) experienced more rapid economic development than, as well as attracting many internal migrants from, the other islands of the Kingdom.