"That was the challenge I had been most looking forward to and I was very pleased to win."
His impeccably tailored suit gave him the edge over the other contestants and it was Peni Moala from Arrowtown who was told to pack up his sewing kit.
Now there are just four of the original 14 contestants left and just two episodes left to run.
"It does get a lot harder at this stage," says Ranginui.
"The standard of work is very high and you have to work a lot harder to impress the judges because they have so few designs to look at now.
"There is a lot more close scrutiny than there was in the early episodes.
Whatever the outcome of Project Runway NZ, Ranginui says he will be in Whanganui for Christmas spending time with family, friends and relaxing at the beach.
Project Runway NZ: Mondays 7.30pm on TVNZ 2.