Then, tea cultivation spread to various places, but certain chashi (tea growers) obtained permission from the bakufu and monopolized the production of high-quality powdered green tea (steamed and dried before being stone-ground).
やがて各地で栽培が広がるが、宇治の特定の茶師は、幕府の許可を得て高品質の碾茶の製造を独占していた。