Authentic soy sauce (shoyu), miso and miso paste from Yuasa soy sauce, founded in 1881

Since 1881, in Yuasa Town, Wakayama Prefecture, the birthplace of soy sauce (shoyu), we have been fermenting and brewing soy sauce and miso paste an kinzanji-miso using traditional methods while preserving traditional manufacturing methods. The fifth generation of the family-run brewery in Yuasa, which has inherited more than 140 years of tradition, delivers natural, additive-free flavors.

Soy Sauce. This is the origin of Japanese taste.

Ki-Ippon Black Bean Soy Sauce

Old Marushinhonke

Kinzanji-miso

Explore Soy Sauce, Miso paste & Ponzu/Yuzu Sauce by Category

Soy Sauce (Shoyu)

Explore our full range of traditionally brewed Japanese soy sauces, known as shoyu. Naturally fermented and aged in cedar barrels for deep umami flavor.

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Miso Paste

Handcrafted miso paste made with natural koji and aged using traditional Japanese methods. Perfect for miso soups, mixed with honey and paste chichen, etc…

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Ponzu (Yuzu Sauces)

Refreshing Japanese citrus soy sauces made with yuzu, sudachi, and our house-brewed shoyu. Perfect as a salad dressing, on tofu, for sashimi, and in hot pot dishes like shabu-shabu.

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Handmade kit with koji

Experience the joy of Japanese fermentation.

With our handmade miso and soy sauce kit, you can make authentic flavors at home.

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Kinzanji Miso

A specialty miso made with whole soybeans, barley, vegetables, and koji, fermented slowly for rich texture and sweet-salty depth. Japanese soy sauce originated from the supernatant liquid of Kinzanji miso.

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Popular Shoyu product

Explore our most beloved categories, crafted with tradition and innovation. From award-winning soy sauces to rare undersea-aged brewed soy sauce, every bottle tells a story.

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Undersea Aged Soy Sauce

A soy sauce aged beneath the waves.In a world-first, we age our shoyu under the sea off Yuasa’s coast. The pressure of the ocean, the stable low temperature, and the rippling of the waves create a uniquely smooth and mellow flavor.

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Rosanjin Soy Sauce

Organic and in limited quantities, our flagship soy sauce is brewed in honor of Japanese gastronomic legend, Kitaoji Rosanjin, and launched every year on his birthday, March 23rd.

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Ki-ippon Kuromame Soy Sauce

An elegant, long-aged soy sauce made from black beans. It has won the highest gold award at the Monde Selection every year since 2006.A rich, mellow soy sauce made from rare black beans aged for over 700 days. It is characterized by its deep umami flavor and smooth richness.

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Smoked Soy Sauce

Strong flavor with a hint of smoke. Created in collaboration with a Tokyo smoker, this soy sauce adds a rich, smoky flavor to cheese, sashimi, egg dishes and more with just one drop.

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Why Our Soy Sauce (Shoyu) Is Unique

Crafted in Yuasa – The Birthplace of Japanese Soy Sauce.

From the birthplace of Japanese soy sauce (shoyu) - aged for 500 days in wooden barrels.

About MARUSHINHONKE and YUASA SOY SAUCE Limited

Popular Shoyu product

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