This is an octagonal plate (individual plate, small plate) "Yoshidaya-style Round Crests, Flowers and Birds" from Kutani Seikou Kiln. It is a type of Kutani ware, a traditional craft of Ishikawa Prefecture. Kutani's five colors (green, yellow, purple, dark blue, red) are used, and it is characterized by a glossy finish like glass. "Yoshidaya-style" is a painting style composed of four colors: green, yellow, purple, and dark blue, without using red. Plum blossoms and birds are vividly depicted, and it is a design with deep-rooted popularity. Thank you for viewing.