Soy sauce seasoning is basically made from dashi (Japanese soup stock made from fish and kelp) and soy sauce, and served as dipping sauce with spices such as grated daikon radish, a mixture of grated daikon radish and red pepper and/or grated ginger.
天つゆは出汁と醤油が基本となるつけ汁で、大根おろし、紅葉おろし、おろしショウガ等が薬味として用いられる。