How to buy fruit via trade 1. Buyers must be able to go to sea 2 or reach Level 700 due to the trade system. 2. Buyers must provide a Tumbal fruit to complete the trade. The maximum price difference between fruits is 40%. For example, if the price of Kitsune is 8,000,000 Belly, you must prepare a Tumbal fruit worth at least 4,400,000 Belly.