Yamasa Shoyu Artisanal Soy Sauce About Us: Through four centuries, YAMASA Corporation has continuously manufactured the finest quality soy sauce available to meet the tastes of our customers both then and now.

As we approach our fourth century, we pledge to maintain this tradition of product excellence and value.

Yamasa Soy Sauce is free of all artificial flavorings Slow-brewed soy sauce that is fermented Rich flavor, crisp, spicy aroma and brilliant red color