Onion Dressing (玉ねぎドレッシング) is a salad dressing made with grated brown onion, soy sauce, and rice vinegar. This dressing is full of onion flavor, but not as harsh as you may think. It is not only good on regular salad, but it’s also great with grilled meat and seafood.
Ingredients and Recipe: https://www.japanesecooking101.com/onion-dressing-recipe/