Soy sauce: it is found in all Japanese restaurants and is used especially for sushi, although it is also used for sashimi.
Vinegar: different types are used, such as apple or rice. The most normal thing is to add it during the preparation of rice dishes, although it can also be used to prepare sauces that accompany some dishes.
Wasabi: a true classic of Japanese food and a great ingredient for fans of spiciness.
Ginger: usually accompanies some preparations, especially sushi. It has a spicy touch that helps cut the flavor of food.