The section called 'the Record of Eastern Barbarians, the Record of Wakoku (Japan)' in "Suishu" (the Book of the Sui Dynasty) includes a scene between Emperor Wen, who was the founder of the dynasty, and an envoy.
『隋書』「東夷傳俀國傳」は高祖楊堅の問いに遣使が答えた様子を載せている。