Among contemporary art ceramists and potters in various countries, there are few who are unfamiliar with the ceramics technique known as “raku.” This method of custom-firing pieces at low temperatures gained popularity in Europe and the United States during the latter half of the twentieth century, and today raku kilns are a common fixture at university and art-school ceramics programs around the world. While most makers of raku ceramics are aware that “raku” is a...