In 752, Ganjin, who had decided to go to Japan without fail, promised FUJIWARA no Kiyokawa, who was a Kento-shi (a Japanese envoy to Tang Dynasty China) and visited him, to execute his decision.
752年、必ず渡日を果たす決意をした鑑真のもとに訪れた遣唐使藤原清河らに渡日を約束した。