Takiwhitu Tūturu will feature eight men's and women's teams playing across two days at Hataitai Park.
The Tonga and Samoa Invitational sides will take part in the men's tournament alongside two All Blacks Sevens teams, while a Moana Pasifika squad will feature in the women's competition with two Black Ferns Sevens teams and a Black Ferns 15-a-side selection.
The Tongan squad was based in Auckland and would travel down to Wellington with head coach Tevita Tu'ifua on Tuesday.
