SUMIRE Japanese Gluten-Free Soy Sauce, Barrel-Fermented 12.2 fl oz — Kioke Aged, Mellow Umami

SUMIRE is a gluten-free, barrel-fermented Japanese soy sauce slowly aged in century-old cedar kioke barrels to produce a mellow, complex umami perfect for sushi and everyday cooking.

Born in Mie Prefecture from a family brewery that honors an 80+ year artisan tradition, SUMIRE rejects industrial shortcuts. Instead of stainless-steel tanks and rapid processing, this sauce matures naturally in wooden kioke barrels—an environment that fosters a delicate microbial ecosystem. The result is a dark-amber soy sauce with rounded savory notes, restrained saltiness, and a velvety mouthfeel that complements raw fish and enhances cooked dishes without masking natural flavors.

How does kioke barrel brewing change the taste compared to mass-produced soy sauce?

Wooden barrels create a living fermentation environment, introducing subtle aromatic and textural differences you won’t find in tank-fermented sauces. SUMIRE’s slow maturation produces softer salt edges, layered umami, and a richer, more lingering finish.

• Long, natural aging in cedar barrels for depth and complexity
• Milder front-salt with emphasized savory sweetness
• Velvety texture that clings to sushi and sashimi
• Dark amber color and nuanced aroma from traditional wood contact

Is SUMIRE truly gluten-free and what ingredients are used?

Yes—SUMIRE is formulated without wheat and contains only four transparent ingredients to keep the flavor pure and the label simple. This makes it suitable for people avoiding gluten while still delivering a classic Japanese soy experience closer to tamari.

• Non-GMO soybeans as the sole legume base
• Filtered water and natural sea salt for seasoning
• Small amount of alcohol used only in fermentation and preservation
• No artificial flavors, preservatives, or hidden fillers

How should I use SUMIRE in the kitchen to get the best results?

SUMIRE works as a refined dipping sauce for sushi and sashimi, and as a subtle flavor-elevating ingredient across cuisines. A little goes a long way—use sparingly to add depth without overwhelming other ingredients.

• Serve as a dipping sauce for raw fish to enhance natural sweetness
• Add a splash to marinades, glazes, and dressings for savory balance
• Stir into sauces or finishing reductions to deepen umami
• Use in small amounts in stir-fries to layer flavor without excess salt

How is SUMIRE different from regular tamari or commercial soy sauces?

While tamari often implies low or no wheat, SUMIRE differentiates itself through its brewing method rather than formulation alone. The kioke barrels and slow fermentation create unique organoleptic qualities—aroma, texture, and aftertaste—that set it apart from quick-produced tamari and mass-market soy sauces.

• Traditional cedar kioke barrels introduce nuanced fermentation notes
• Extended aging yields a rounded, less pungent salt profile
• Transparent four-ingredient recipe with vegan-friendly sourcing
• Brewed in Mie Prefecture by an artisan Japanese producer

Who is this for? SUMIRE is designed for home cooks, sushi enthusiasts, and professional chefs who value authentic craftsmanship and clean labels. It’s ideal for people avoiding gluten, anyone seeking to elevate seafood without overpowering it, and cooks who want a versatile umami enhancer for both delicate raw dishes and cooked recipes. If you prefer sauces made slowly and naturally, with ingredients you can read and trust, SUMIRE brings a rare, traditionally brewed Japanese soy sauce to your kitchen.

Ingredients

Water