Kōgyoku is a term that refers to a specific type of Japanese pottery, known for its vibrant colors and intricate designs. This style often features a glossy glaze and is typically made from clay that is fired at high temperatures. Kōgyoku pottery is appreciated for its artistic value and is often used in traditional Japanese tea ceremonies. The origins of Kōgyoku can be traced back to the Edo period, when artisans began to experiment with different glazing techniques. Today, Kōgyoku pieces are collected by enthusiasts and can be found in museums, showcasing the rich history and craftsmanship of Japanese ceramics.