 Complete the following phrase:  Wainui was a member of the Takapuna Grammar School 1st XV in 2011, 2012 and 2013. He was awarded North Harbours 2013 Māori Colts Senior Player of the Year whilst still in school. Also an ex Takapuna Grammar Prefect and 1st XV Captain, Wainui represented New Zealand on the world stage after playing for the Champion New Zealand team in the 