This is a Bizen ware teapot. At the end of the firing process, charcoal is inserted through a hole on the side to partially reduce the surface of the wood, resulting in a change in color. Bizen ware has the effect of mellowing the taste of water, allowing you to enjoy delicious tea. If the tea leaves are fine, please use a tea strainer. size：16.9*14.9cm*6.5cm Bizen ware* is stoneware that does not use glaze, and as you use it, the skin becomes moist and glossy. Changes to a deeper color. It is using clay taken from rice paddies with high iron content and fired continuously for 10 to 14 days at a high temperature of 1,200 degrees Celsius, consuming about 10 tonnes of red pine wood fuel, the ceramic surface takes on a rich and natural variation of colours.and using the ash from the red pine wood firing to adhere to the surface of the ceramic vessel, which is fused into a grass ash glaze at a high temperature to produce uniquely varied patterns. .The strong reddish taste of the ware, which is hardened by oxidising firing without any glaze, and the unmistakable patterns produced by the 'kiln change' process are its distinctive features. It is said that the more you use it, the more it tastes good, and although it is not flashy, it is characterized by the fact that you never get tired of it Customs information Antique items have originally crease, stain, damage, and more. And since this bolw set is hand paintined so I would like you to refer to the listing photos, but please understand that it's difficult to show all conditions by the photos. Any other costs or charges such as customs or import duties, customs clearance and handling may also apply during the shipment of your lot and will be charged to you by the involved party at a later stage if applicable. Please understand!