Compared with the Wakoku army, the success rate of voyage for the Kentoshi ship dispatched by Yamato kingship was only around fifty-percent, which shows that their seamanship was very primitive.
だが、この倭国軍に比べ、ヤマト王権の派遣した遣唐使船の航海の成功率は50%程度しかなく、航海技術が極めて稚拙である。