It has become a culinary specialty of the Aomori Prefecture, where American groundnut agriculture is centered. It has been eaten there for more than one hundred years. Although American groundnut agriculture is primarily identified with agriculture in the Aomori prefecture, it is grown in the nearby prefectures of Akita and Miyagi as well. In addition, it is known to be grown in the southern part of Honshu in the Tottori prefecture. Radioactive testing records following the Fukushima nuclear disaster record cesium testing of American groundnut agricultural products in the central prefecture of Tochigi.