In "Nihonshoki" (Chronicles of Japan), the chapter on November, 592 has the following entry: 'Umako Sukune (third highest of the eight hereditary titles) deceived his subordinates, saying "today, I will present the Emperor with products of Togoku."
『日本書紀』の崇峻天皇の五年十一月条に「馬子宿禰、群臣を詐めて曰はく、『今日、東国の調（ちょう）を進る。』という。