Oishi Chaen

株式会社 大石茶園

Oishi Chaen (株式会社 大石茶園, OISHI TEA FACTORY) is a Yame tea manufacturer in Murooka, Yame City, Fukuoka, founded on April 1, 1940. Its representative is Oishi Goji (大石剛司) and its capital is ¥50 million. The company's own history lists these milestones: 1954 Kenji Oishi became head; 1972 renamed Oishi Chaen; 1977 its tea garden won the Minister of Agriculture and Forestry Award; 1991 Ochamura, a direct-sales company, set up; 2008 CCD foreign-matter removal installed on all lines at its head office; 2018 FSSC22000 and JAS Organic. Its site describes it as a wholesale company for corporate clients and says it supplies organic and pesticide-free teas to overseas markets.