In excavation and research of the Korekawa-nakai site in Hachinohe City, Aomori Prefecture: the unearthed 'lacquered barky containers' were assessed by the city's board of education as 'magemono with a lacquered lid' made about 3,000 years ago during the beginning of the late Jomon period.
青森県八戸市の是川中居遺跡の発掘調査：出土した「漆塗り樹皮製容器」について、同市教育委員会は約3,000年前の縄文時代晩期初めごろの「漆塗りふた付き曲げ物」であると評価。