A pioneer in OEM rice flour processing that started rice flour milling operations in 2010. Maintains a strict 100% gluten-free environment with absolutely no wheat flour used in the factory. Mills rice flour, brown rice flour, sprouted brown rice flour, and mochi flour from various rice varieties including Koshihikari from Uonuma. Minimum milling lot of 30 kg.

Established in 1954, a pioneer of packaged mochi (rice cakes). Created Ita Mochi, the first packaged mochi product, helping to build a 50-billion-yen market. Manufactures fresh-cut mochi, kagami mochi, dango, and desserts. Capital of 50 million yen.

A rice-based food manufacturer founded in 1947. Pioneered clean room factory construction in the industry, advancing packaged mochi (rice cake) production. Handles OEM and private brand contract manufacturing of rice crackers, cut mochi, and kagami mochi. Operates multiple factories across Niigata Prefecture.

A long-established Niigata company founded in 1897. Operates an integrated system from rice production to sales. Products include packaged mochi, retort-pouch rice, and rice flour.

An ice cream specialist manufacturer founded in 1950 (Showa 25). Produces flavorful original ice cream with a focus on quality ingredients and taste, including the iconic Momotaro Ice. OEM production enables commercialization in as little as 1.5 months. Operates its own factory in Tsubame City, Niigata Prefecture, handling contract manufacturing of premium ice cream and frozen confections.