Four Square Oneroa is your local supermarket carrying all your everyday essentials.. Four Square is a trusted Kiwi grocery retailer providing New Zealand communities with service that is second to none since 1924. With more than 220 stores across the country, we can keep you stocked up with a range of groceries, locally sourced products, fresh produce, meat, chilled beer and wines and a friendly smile! So whether you're keeping it local, or on tour, we're here to make it easy for you.