Founded in 1988, the company began with operating a fasting retreat and has over 30 years of experience in the health food industry. Its flagship product "Yuko-sen" is an enzyme drink with top-class cumulative sales, fermented from 128 types of domestic ingredients. Erika Kenko Dojo offers OEM for enzyme drinks made exclusively with 100% domestic ingredients, available from a minimum of 12 bottles.

A green juice (aojiru) specialist manufacturer established in 1950. Focuses on green juice made from domestic ingredients, expanding into health food manufacturing, R&D, and contract manufacturing. Owns multiple factories in Tosu City, Saga Prefecture, with an integrated production system built on commitment to ingredients and thorough quality control.