Earlier this week, the player finally rechecked the winning ticket.
"When I found out the prize still hadn't been claimed I figured it would be worth digging my tickets out and taking them in-store to be checked, just in case I had missed something.
"The operator popped my ticket into the terminal and I heard the winning music play – I immediately knew that my ticket was the one everyone was looking for.
"I jumped up and down with excitement – I was absolutely buzzing. I can still hardly believe my luck."
Keno is one of Lotto New Zealand's daily games drawn four times a day at 10am, 1pm, 3pm and 6pm. Players have the chance to win up to $250,000.
Brand-new Volkswagen California Beach campervans are valued at more than $80,000.