A beverage manufacturer listed on the Tokyo Stock Exchange Prime Market, headquartered in Kita-ku, Osaka. Engages in the manufacturing and sales of mineral water, tea-based beverages, and carbonated drinks, with over 10 manufacturing plants nationwide. Competitive advantage lies in cost efficiency through economies of scale via low-variety, high-volume production. Operates both proprietary brand products and OEM contract manufacturing.

A barley tea, grain tea, and health tea specialist manufacturer headquartered in Osaka Prefecture. Uses state-of-the-art roasting equipment at an organic JAS certified factory in Okayama Prefecture, with integrated production from roasting, grinding, drying, blending, to packaging. Supports OEM and private brand contract manufacturing, with quality control systems certified under Organic JAS, HACCP, and JFS-B standards.

A long-established tea merchant founded in 1850 (Kaei 3) with over 170 years of history. The company handles OEM manufacturing of a wide variety of teas including green tea, black tea, barley tea, and herbal tea. It owns an in-house roasting factory certified under FSSC 22000 and is renowned for its blending techniques. The business ranges widely from commercial products for restaurants to private brand retail products.