Although wasabi is not for many people, knowing the health benefits might give you added incentive to try it — Wasabi, a renowned condiment in Japanese cuisine, has garnered significant attention for its unique flavour and cultural importance. Nature and Characteristics of Wasabi Wasabi (Wasabia japonica), often called Japanese horseradish, is a plant native to Japan and a member of the Brassicaceae family, which includes mustard, horseradish, and cabbage.