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Variety & Seedling Development
The production of KINJIRUSHI's premium processed wasabi begins with seedlings. Through years of wasabi research, we have developed techniques that enable the stable production of high-quality raw materials. By handling everything in-house—from variety and seedling development to cultivation—we ensure the delivery of safe, high-quality products.

Developing New Varieties and Strains of Wasabi
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Committed to superior ingredients, KINJIRUSHI strives to develop ideal wasabi varieties with excellent aroma, spiciness, and disease resistance. Leveraging our unique experience, we have developed a variety of new strains, including Mitsuki, suited to field cultivation, and Izu Kogane, renowned for its vibrant color and aroma when grated.
Related Topics
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Related Topics
KINJIRUSHI's Exclusive Premium Strain, Hakuho™
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Horseradish is used as a raw ingredient in processed products such as powdered wasabi and grated wasabi. At KINJIRUSHI, we developed our exclusive premium strain, Hakuho™, which enhances the fresh aroma and spiciness when blended with wasabi. Characterized by its crisp spiciness, it is an essential raw material for KINJIRUSHI's processed wasabi products.
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Related Topics
History of Variety & Seedling Development
As a manufacturer of processed wasabi products, we have consistently focused on quality in our production.
This commitment has led us to engage in variety and seedling development in-house.
1979
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Development of micropropagation techniques for horseradish seedlings
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Research institute at the time of establishment
1984
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Introduction of cultured seedlings for horseradish cultivation; annual production of 100,000 cultured seedlings
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Research institute at the time of establishment
1995
Development and registration of new wasabi variety Misawa
1998
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Successful development of hybrid breeding techniques for horseradish
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Test tube cultured seedlings
2002
Development and registration of new wasabi variety Mitsuki
2004
Introduction of hybrid-bred horseradish varieties for cultivation
2008
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Registration of hybrid horseradish variety HAKUHOU
(Japan's only registered horseradish variety)
Launch of wasabi seedlings (seed-grown and micropropagated seedlings) for sale -
Variety registration certificate: HAKUHOU
2023
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Start of seedling sales for the new wasabi variety Izu Kogane
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Izu Kogane
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Seedling Cultivation Technology:
Meristem Culture TechnologyUtilizing the meristem, found at the tip of plant stems and roots, allows for the production of disease-free seedlings. However, since it is tiny and located deep within the bud, each one is carefully removed by hand and cultivated in test tubes.
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Contributing to Farmers and Agriculture
with Superior SeedlingsBy leveraging meristem culture technology, we produce and supply high-quality wasabi and horseradish seedlings to contract farmers across Japan. We provide 250,000 seedlings annually. Cultivating with our superior seedlings ensures raw material quality and improves harvest yields.
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Specialized Organization for Variety and Seedling Development & Cultivation
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KINJIRUSHI Co., Ltd. Agricultural Business Research Institute
This research institute specializes in wasabi and horseradish,
focusing on variety improvement, seedling production technology,
genetic resource preservation, and cultivation techniques
to develop new business opportunities. -
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KINJIRUSHI Agriculture Co., Ltd.
The agricultural corporation KINJIRUSHI Agriculture Co., Ltd.
is engaged in raw material cultivation, supplying high-quality seedlings to producers,
providing cultivation support, and developing agricultural machinery.
Working hand-in-hand with producers, we uphold the quality of KINJIRUSHI products from the raw material phase. -















