Up for grabs is a berth in the final qualifying tournament for next year's World T20 Championships in the West Indies.
The PNG Lewas are strong favourites after winning last year's 50 over regional qualifier in Apia.
They're up against Vanuatu in today's opening round in Sano and assistant coach Arua Dikana backed them to do well.
"The last couple of months we've been training well in PNG," he said.
"We are really good at the moment and we have some players who can win matches and cricket is a funny game where we expect anything.
