Sometsuke is a traditional Japanese blue-and-white ceramic decorating technique in which designs are painted with cobalt pigment (gosu) before glazing and firing at high temperatures.
With a history spanning centuries, Sometsuke has been used in Japanese ceramic traditions including Arita Ware and Kutani Ware. Its characteristic contrast of white porcelain and deep indigo-blue decoration creates a timeless beauty that continues to be appreciated today.
The technique is used to depict a wide variety of motifs, including landscapes, flowers, birds, geometric patterns, and auspicious designs. Depending on the region, kiln, and artist, Sometsuke can range from delicate and highly detailed compositions to bold, expressive brushwork.
In some works, blue-and-white Sometsuke decoration is also combined with colorful overglaze painting, creating another distinctive expression of Japanese ceramic craftsmanship.