ひとつぶ堂 is a family-operated vineyard located in Suzaka City, Nagano Prefecture, dedicated to the cultivation of high-quality grapes. Established after two years of agricultural training, the brand emphasizes the artisanal process of grape farming, sharing insights into the growth stages and characteristics of their grapes, such as seedless Kyoho, Shine Muscat, Nagano Purple, and Queen Rouge. The vineyards thrive in the well-drained, fan-shaped terrain of the Hidaki area, ideal for grape cultivation.

Receiving multiple awards for their exceptional grapes since inception,ひとつぶ堂 continues to enhance its reputation within the local agricultural community. Their mission includes not only producing top-quality grapes but also fostering a closer connection between consumers and the origins of their food through informative updates and an engaging online shopping experience. For those interested, the vineyard offers a unique glimpse into the world of grape farming while providing a selection of their delicious produce for purchase.