Tea Cultivar · Hybrid
Benifuuki
- Origin
- Japan - Makurazaki, Kagoshima
- Registered
- 1993
- Primary use
- black tea, functional green tea (allergy relief)
Overview
Benifuuki is a Japanese hybrid cultivar developed at the National Vegetable and Tea Science Institute in Makurazaki by crossing the Indian-derived black-tea cultivar Benihomare with a Darjeeling-type assamica seedling (Makura Cd86). Registered in 1993, it was originally intended to revive a domestic Japanese black tea (wakocha) industry. It found unexpected worldwide fame in the early 2000s when researchers showed that, when processed as a green tea rather than oxidized, its leaves contain extraordinary levels of methylated catechins - particularly epigallocatechin-3-O-(3-O-methyl) gallate (EGCG3''Me) - which have demonstrated significant anti-allergy effects in human clinical trials.
Characteristics
Benifuuki carries clear assamica genetics: larger, more leathery leaves than typical Japanese sinensis cultivars, vigorous upright growth, and a higher tolerance for warm humid conditions. It is well-suited to Kyushu but marginal in colder Honshu regions. Total catechin content is exceptionally high (16 to 18 percent of dry weight); the methylated catechin EGCG3''Me, almost absent in standard cultivars like Yabukita, can reach 1 to 1.5 percent of dry weight when leaves are harvested in early summer (second flush) and processed without shading.
Flavor profile
As a green tea (functional 'allergy tea' style), benifuuki is uncompromisingly bitter and astringent with a slightly herbal, medicinal character - it is consumed primarily for its physiological effects rather than gastronomic pleasure, often as a fine stone-ground powder. Processed in its original intended form as wakocha black tea, however, it shines: a sweet, malty, honey-and-orchid cup with the distinctive 'umami-tinged' character that has become the signature of premium Japanese black tea.
History
The discovery of benifuuki's anti-allergy properties by researchers at the National Institute of Vegetable and Tea Science in the late 1990s launched a functional-food category that now includes branded benifuuki teas sold widely in Japanese pharmacies, particularly during hay-fever season.
Where it grows
Japan - Kagoshima · Japan - Miyazaki · Japan - Shizuoka