It is a premium sencha tea bag with Uji green tea that you can enjoy the taste like brewed with teapot. Premium grade is premium grade by making Uza green tea blended at 3.3% higher than usual. This tea uses strong tea leaves of the taste of Kikugawa Shizuoka prefecture which is the birthplace of deep-steamed tea. Use a triangular tea bag with good extractability. The thread reaches the apex, the bottom of the corner becomes a flat triangular pyramid, and the tea leaves return very well. Also, the thread is long (about 1.3 times the triangle of other companies), it is convenient to handle when pouring hot water and adjusting the taste.