Uji Green Tea - To the left you can see a copy of an original ukiyoe of the Tsuen tea shop located next to the Uji bridge beside the Uji River. After 850 years of being in business, the Tsuen tea shop continues to operate at the same location and remains the oldest tea shop in Japan. O-Cha.com is proud to carry a lineup of high quality Uji green tea and matcha, including items from Tsuen.