by Oishi Chaen株式会社 大石茶園
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Matcha by Oishi Chaen.
Oishi Chaen Yame Seimei
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Other blends from Yame
official_product_url
https://www.ochamura.com/Form/Product/ProductDetail.aspx?shop=0&pid=60281&cat=200001
Via retired 2026-09-20: pid 60281 404s and 清明 is absent from ochamura.com's whole matcha category (13 products listed 2026-09-20). Product discontinued at the shop, not merely relisted. Was: https://www.ochamura.com/Form/Product/ProductDetail.aspx?shop=0&pid=60281&cat=200001
by ceo
About the brand
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.
View all Oishi Chaen blendsYame Seimei is sourced from Yame, Japan.
