Discover the tea accessories from the Japanese manufacturer Gyokusendo, founded in 1816. Unique objects based on ancestral know-how and offered exclusively at LUPICIA. For more than 200 years, the craftsmen of the factory have devoted themselves entirely to the creation of hand-hammered Tsuiki copper utensils. In Japan, Tsuiki represents a know-how and a particular method of working copper by hammering it using hammers.