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Free Canada-wide shipping — every order, no minimum
WELCOME10 — 10% off, once per customer
30-day returns on eligible unopened items
Free Canada-wide shipping — every order, no minimum
WELCOME10 — 10% off, once per customer
30-day returns on eligible unopened items
Free Canada-wide shipping — every order, no minimum
WELCOME10 — 10% off, once per customer
30-day returns on eligible unopened items
Free Canada-wide shipping — every order, no minimum
WELCOME10 — 10% off, once per customer
30-day returns on eligible unopened items
Free Canada-wide shipping — every order, no minimum
WELCOME10 — 10% off, once per customer
30-day returns on eligible unopened items
Free Canada-wide shipping — every order, no minimum
WELCOME10 — 10% off, once per customer
30-day returns on eligible unopened items
Free Canada-wide shipping — every order, no minimum
WELCOME10 — 10% off, once per customer
30-day returns on eligible unopened items
Free Canada-wide shipping — every order, no minimum
WELCOME10 — 10% off, once per customer
30-day returns on eligible unopened items
Free Canada-wide shipping — every order, no minimum
WELCOME10 — 10% off, once per customer
30-day returns on eligible unopened items
Free Canada-wide shipping — every order, no minimum
WELCOME10 — 10% off, once per customer
30-day returns on eligible unopened items





Before you choose: check pack size, ingredients, allergens and preparation instructions for this exact product. For an ingredient or packaging question, contact us with this product link.
Free shipping within Canada, with preparation within 1 business day under our shipping policy. Delivery estimates vary by region. 30-day free returns apply to eligible unopened, non-perishable items.
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Every order ships free — no minimum. Packed within 1 business day, delivered in 2–7 business days for most of Canada.
Eligible unopened, non-perishable items can be returned free within 30 days. For damaged or incorrect items, contact us with a photo within 48 hours. See the returns policy for the process and refund timing.
Always check the manufacturer's label for ingredients and allergens before consuming — formulations can change between batches.
YAMASAN KYOTO UJI Japanese Natto and Koji Mix is a smooth, squeeze-tube condiment that blends fermented natto and rice koji with soy sauce and a touch of sugar for an umami-rich, easy-to-use paste.
This 6.3-ounce non-GMO tube offers a modern take on two traditional Japanese fermentations: natto (fermented soybeans) and rice koji (fermented rice used in miso and soy sauce production). Formulated to be milder than classic natto—without the strong aroma or sticky stringiness—this blend is designed for cooks who want fermented flavor and savory depth without challenging textures. Use it as a topping, a mix-in, or a flavor booster across Japanese and global dishes.
The combination of natto and koji intensifies savory notes by supplying naturally occurring amino acids and fermented complexity. It adds a balanced salty-sweet umami that lifts plain rice, noodles, and sauces without overpowering other ingredients.
Yes—this paste is tailored for natto beginners who want the nutritional and flavor profile without the characteristic smell or sticky texture. The manufacturer smooths and balances the ingredients so the ferment flavors are approachable and easy to incorporate into familiar recipes.
The paste is highly versatile—use it as a condiment, an ingredient, or a finishing touch. Because it is concentrated, a little goes a long way: stir into grains, fold into sauces, or pair with dairy and oils for contemporary fusion dishes.
The product pairs fermented soy (natto) and rice koji with soy sauce and sugar, offering fermented-food benefits in a convenient format. Packaged in a 6.3 oz squeeze tube, it stores easily in the pantry until opened and should be refrigerated after opening for best flavor retention.
Who is this for: YAMASAN KYOTO UJI Japanese Natto and Koji Mix is made for home cooks, curious eaters, and fans of Japanese flavors who want to add fermented depth to meals without handling traditional natto. It's ideal for busy cooks seeking a ready-to-use umami booster, for people introducing fermented foods to family members, and for anyone building a Japanese pantry with approachable specialty condiments.
Q: Does this product smell like traditional natto?
A: No, this paste is formulated to be milder than traditional natto, with reduced aroma and no sticky texture.
Q: How should I store the tube after opening?
A: Refrigerate after opening and use within the period recommended on the package for best flavor.
All items at Spices To Snacks are shelf-stable — no frozen or refrigerated goods — and ship in protective packaging. Store in a cool, dry place away from direct sunlight. Always check the manufacturer's label for ingredients, allergens and best-before dates; the physical label is authoritative.
Shipping: free Canada-wide shipping, with preparation within 1 business day. Estimated delivery: 2–5 business days in Ontario and Quebec, 3–7 in western and Atlantic provinces, and 5–10 in remote regions. See our shipping policy.
Returns: eligible unopened, non-perishable items can be returned free within 30 days. For damaged or incorrect items, contact us with a photo within 48 hours. See our returns policy for details and refund timing.
Compare pack size, ingredients and preparation details before choosing. Prices are in CAD.
Free Canada-wide shipping. 30-day returns for eligible unopened items. Questions? Contact us.
Use WELCOME10 at checkout for 10% off, once per customer. Subscribe for store updates and pantry ideas; unsubscribe anytime.
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