About company

Quality Japanese green tea production


YAMASAN Co., Ltd is an established company in Uji, Kyoto providing great products tailored to a customers’ lifestyle.
Uji is famous for its matcha and gyokuro as it is the place of origin of green tea since ancient times. We are committed to ensuring the highest quality in every aspect including the origin of our materials, manufacturers, ingredients, traditional manufacturing methods, product planning, and every other related matter.

We are also an operating a shop called Chaganju Café adjacent to our main office of Yamasan Co., Ltd. You can find a large selection of products made with organic Uji Matcha. These products are the perfect choice as souvenirs for family and friends. Chaganju Café receives more than 250,000 visitors from China, Taiwan, Hong Kong, etc, annually.

Uji is a traditional town with the Byodoin Temple, historical shrines, temples, and the rich flow of the Uji River nearby. The clean atmosphere and fresh air of the olden days make for a delicious cup of green tea amidst a wonderful time-traveling landscape.

With an increasing number of western-based customers from the USA and Europe, we have been interviewed by many media in Japan.

For safety and security

Of course, in addition to adopting traceability, we are also exploring new needs, such as radiation testing, which tests all trace chemicals and microorganisms in tea and uses data-driven analysis to provide safe tea.  A pioneer in the organic tea trade. We use our experience and knowledge of working closely with local farmers to provide better tea production.

Cultivation method and blend of the tea are the keys


It is cultivated under the best environment such as mild climate, enough sunlight, nutrient-rich soil, and clear water.


Immediate heat treatment after the raw tea leaves are picked can keep a unique and fresh flavor.


Experienced tea appraiser The stage 9th, who received many prizes at tea contest carefully selected and blended the tea.

Not only the cultivation but also production, storage, and transportation, etc are severely controlled under Organic organization.

Our Challenge

We love Uji in Kyoto. Blessed with abundant nature, the region has worked for three generations in the tea trade and has constantly pursued new possibilities and challenges. We are one of the first companies to adopt a vision of safety, quality, and peace of mind.

Yamasan, Ltd.

Thanks for the blessings of nature

Our facilities meet today’s stringent organic quality standards. We focus on production in the Uji area of Kyoto. We use deep networks built across generations to build and collaborate with tea farmers and merchants. I am deeply grateful for the blessings of nature. We are committed to leveraging these benefits to provide superior products.

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