This is a pair of glasses from Sasaki Glass. Toyo-Sasaki Glass Co., Ltd. Toyo-Sasaki Glass Co., Ltd. has a history of over 100 years, growing alongside the development of Japan's glass industry since its founding in the Meiji era. With two manufacturing methods, machine-made for stable supply of high-quality products and handmade to appeal to high-value products with the skills of glass artisans, they offer unique and wide-ranging applications by utilizing various processing techniques. Glass/Cup/Sake Set...Pair (2) Material...Glass