A Japanese tea wholesale specialist founded in 1928. Offers raw material sales and PB/OEM processing of green tea, black tea, oolong tea, and health tea. Specializes in tea bag processing, powdered tea grinding, and filling, with integrated operations from blending to packaging at its own factory in Kakegawa City, Shizuoka Prefecture.

A tea and herb specialty trading company established in 1969. Provides OEM manufacturing and private brand development for a wide range of tea-based beverages from green tea to herbal tea and black tea. Possesses a global procurement network handling teas and herbs from countries worldwide, managing everything from raw material imports to manufacturing, processing, and sales. Serves both retail and commercial channels.

A tea specialist manufacturer founded in 1925. With multiple certified tea tasters on staff, the company carefully selects and blends tea leaves from around the world. Offers OEM manufacturing of black tea and flavored tea, with contract manufacturing available in various packaging formats including tea bags and loose leaf tea. Boasts strong technical capabilities as the pioneer of Japan's first tea bag machine manufacturing.

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.