This is a deep-flavored sauce based on brewed soy sauce, with a good blend of sugar and bonito flavor. It is a 1L PET bottle for commercial use. Product contents: Soy sauce, sugar, fermented seasoning, salt, bonito extract, caramel coloring, seasoning (amino acids, etc.) (contains wheat and soybeans as part of the ingredients). Instructions: Store away from direct sunlight and in a cool, dry place.