The term "korai chawan" refers to a type of tea bowl which was used in Sado (Japanese tea ceremony) from around the middle of the 16th century and was originally a bowl for everyday use made in the Korean peninsula that came to be appreciated as a tea bowl by Japanese chajin (tea ceremony masters).
高麗茶碗（こうらいちゃわん）は、16世紀半ば頃から、日本の茶道で用いられた茶碗の分類の一つであり、朝鮮半島で焼かれた日常雑器を日本の茶人が賞玩し茶器に見立てたものである。