It is a type of vegetable which is neutral and sweet in nature. It is slightly nutty bringing out the flavor of each rice grain. The real attraction is in its slimy texture.
It is sometimes called Chinese potato or by its Japanese name nagaimo. It is a perennial climbing vine, native to China and East Asia. The edible tubers are cultivated largely in Asia and sometimes used in alternative medicine. This species of yam is unique as the tubers can be eaten raw.