The company is a member of the Meiji Group. A sugar refiner with close ties to Mitsui Bussan, Mitsui Sugar produces related products such as low-calorie beer sweeteners and other food additives. The company is expanding sales of these related products. Fuji Seito refines sugar and produces liquid sugar and molasses. Raw ingredients are imported through Nissho-Iwai.
Sales are through sales agents.
Diversification is taking Fuji Seito outside the sugar field into such industries as chemical agents for flowers and maitake mushrooms. The company produces a broad range of products. Established in 1947, the company's operations are mainly in Shizuoka, Nagano and Yamanashi prefectures. The company is fostering a biotechnology business based on sugar. The core business is sugar refining, producing and selling sugar and a number of byproducts.