In 1888, Tominaga Genroku built a porcelain kiln in Uchiyama, Ureshino City, Saga Prefecture, and through extensive research into underglaze blue and white and underglaze painting, he established his own unique brand, "Genroku ware," which incorporated both tradition and trends. He exhibited his works at many exhibitions, including the St. Louis World's Fair and the Japan-British Exhibition, and received numerous awards. Genroku ware made exquisite use of subtle shades of color, demonstrating their high level of skill. Late Meiji period to Taisho period (late 19th century to early 20th century) "Made by Genroku" 「源六製」mark.