The soy sauce is filled with shiitake mushrooms and kelp. If you pour in the soy sauce you use at home and let it sit for a few hours, you will have a live shiitake mushroom-flavored dashi soy sauce in the jar. Since it is a soy sauce strainer, you can use it on the tabletop as it is. When you use about half of it, pour soy sauce again and repeat it for 2 or 3 times. [Ingredients] Shiitake mushrooms, Kombu seaweed, Red bell pepper, Bay leaf. The soy sauce dispenser contains shiitake mushrooms and kombu. By pouring your own soy sauce into it and letting it sit for a few hours, you can create soy sauce infused with the flavorful essence of shiitake mushrooms