Upon a receipt of report informing a dispute between Yamataikoku and Kunukoku in 248 (Zhengshi 8), Chang Cheng, an acting Secretary of the Border Guard, was dispatched from Daifang Commandery, and he persuaded Iyo with a letter of proclamation advising reconciliation.'
「正始8年（248年）に邪馬壹國と狗奴国間の紛争の報告を受けて倭に派遣された帯方郡の塞曹掾史張政は、檄文をもって壹與を諭した。」