筅 -sen- Cup"sen" is a unique ceramic piece that is used as a cup, blending the porcelain we've used since our founding age with the unexpected touch of bamboo. A grooved porcelain cup nests within a bamboo sleeve, making it comfortable to hold even the hottest beverage while lending an air of cool serenity. This striking contrast also makes it perfect for chilled drinks. "sen" is a vessel that brings a touch of understated elegance to everyday life.