A shiitake mushroom and dried food specialist headquartered in Oita Prefecture. They handle OEM contract manufacturing and processing of a variety of dried goods, centered on domestically grown dried shiitake. Their integrated production system covers ingredient sorting, drying, processing, and packaging. Product formats range from gift items to private-brand products for supermarkets.

Founded in 1883 (Meiji 16), a comprehensive seasoning manufacturer in Usuki City, Oita Prefecture with over 140 years of history. Centered on miso and soy sauce brewing, the company manufactures and sells yakiniku sauce, tsuyu, dressings, and more. Handles wide-ranging OEM contract manufacturing of seasoning liquids including hot pot soup. Also produces numerous PB products for supermarkets and convenience stores. Operates 20 locations primarily in Kyushu.

Founded in 2012, a completely additive-free retort food manufacturer utilizing Oita's ingredients. Characterized by a thorough additive-free manufacturing process that doesn't bring any food additives into the factory. Handles retort pouch processing of soups, side dishes, pasta sauces, and gibier dishes, accepting OEM orders from across Japan.

Established in 2005, a vegetable processing manufacturer based in Oita Prefecture. Develops the in-house brand "VEGEMARI" powder series, offering Kyushu-sourced vegetables, fruits, and grains processed to suit specific applications. Also handles small-lot contract processing, with three processing methods available: dry, powder, and gelatinized (alpha). Has export experience to overseas markets.