This serving bowl is made of Kutani-ware, a colorful ceramic ware that is a traditional Japanese craft.
About Japanese bowl
The word "hachi" refers to a vessel with a wide mouth and a wide base. A hachi, a traditional Japanese bowl, is relatively deep and has wide sides, so it has a shape similar to a bowl.
In Japan, a "rice bowl" is commonly called a "chawan". A chawan is a bowl for eating rice and is used daily in homes and restaurants. There are the following