Here you can grind your own matcha from leaves. See link for booking info.

About:

Fukujuen Uji, located in the picturesque town of Uji, Japan, is a charming tea factory that offers visitors a delightful glimpse into the world of traditional Japanese tea production. Nestled amidst lush greenery, this spot is known for its high-quality Uji matcha and other green teas. Guests can wander through the factory, observing the meticulous process of tea making, from leaf picking to roasting. The friendly staff often share their expertise, making it easy for anyone to appreciate the art behind each cup. Plus, there’s usually a chance to sample some fresh brews, allowing visitors to savor the rich flavors that Uji tea is famous for.