The Japanese word for mustard is wasabi わさび, also known as mustard, American potato, mustard, and is a kind of seasoning.

Mustard is divided into two types: green mustard and yellow mustard. Yellow mustard originates from China and is made from ground mustard seeds. Green mustard (green mustard) originates from Japan and is green in color. Its pungent smell is stronger than yellow mustard and has a unique aroma. Mustard is slightly bitter, spicy and aromatic, and has a strong irritation to the mouth and tongue. The taste is very unique. When the mustard powder is moistened, the aroma spurts out. It has a strong pungent spicy taste that is tear-inducing and has a stimulating effect on the taste and smell. Can be used as a condiment for pickles, pickled raw meat, or in salads. It can also be used with light soy sauce as a delicious condiment for sashimi.