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A premium soy sauce-based seasoning crafted by a historic brewery with 240 years of tradition.

Oka Naosaburo-Shoten Co., Ltd.
Our latest innovation: Nihonichi Spice, a deep soy-flavored seasoning.

Our latest innovation: Nihonichi Spice, a deep soy-flavored seasoning.

Elevate any dish with a single shake: Nihonichi Spice, the innovative soy sauce seasoning.

Established in 1787 during the Edo period, Oka Naosaburo-Shoten is a historic brewery dedicated to the harmony of tradition and innovation.
We specialize in rare soy sauce aged in traditional wooden barrels, a meticulous process that accounts for only 1% of total production.
By upcycling soy sauce mash and blending it with select spices, we have created a sustainable, eco-friendly seasoning that delivers deep flavor while reducing waste. The result is a premium seasoning that offers an entirely new flavor profile.

The perfect soy-based spice for premium meats.

The perfect soy-based spice for premium meats.

The ultimate pairing for Wagyu beef: A versatile seasoning born from soy mash and aromatic spices. Available in popular Cheese and Wasabi flavors.

This unique blend combines dried soy sauce mash with cracked black pepper, garlic, and chili peppers for a savory, umami-rich experience.
A single shake instantly enhances grilled meats, making it an essential tool for chefs and home cooks alike. While it pairs perfectly with all beef and pork, it is specifically designed to bring out the rich marbling of Wagyu.
Its versatility extends beyond meat to vegetables, fries, and rice dishes.
For diverse palates, our Cheese-infused variety is a dream for omelets and egg dishes, while the Wasabi version offers a sharp, aromatic finish when sprinkled over steaks or pickled vegetables just before serving.
A flavor refined over 240 years of heritage.

A flavor refined over 240 years of heritage.

Professional-grade seasoning for meat experts. Proven quality in global markets with high shipping efficiency.

Our seasoning is trusted across the culinary spectrum, from trendy cafes and authentic steakhouses to high-end Izakayas.
It has earned a strong reputation among professional butchers who demand the highest quality to complement their cuts.
Beyond flavor, the powder format offers a significant business advantage: it drastically reduces international shipping costs and simplifies logistics compared to heavy liquid soy sauce products.
Rare soy sauce aged in wooden barrels, representing just 1% of production.

Rare soy sauce aged in wooden barrels, representing just 1% of production.

Superior quality from a heritage brewery with flexible OEM capabilities.

Our products are manufactured under the highest safety standards, holding the international FSSC 22000 certification. This commitment to reliability has allowed us to supply Japanese retailers, boutique grocers, and U.S. military bases. With a proven track record in 10 countries across North America, Europe, and Asia, we are a globally recognized partner. We welcome chefs and buyers from around the world to tour our historic brewery and experience our heritage firsthand. We invite you to explore our unique flavor profile and are open to discussing tailored OEM solutions to meet your market's specific needs.

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