In 2020, Japan's import of sweet potatoes saw a decrease of 6% in volume and 15.2% in value compared to the previous year, amounting to 11,030 tons valued at $13.86 million. The average price per ton fell by 9.7% to $1,257. Despite this, demand remains high due to their use in making snacks and as a substitute for rice in wine production. China was the largest supplier, providing 48.4% of the total value, followed by Vietnam with 32.1%, and Indonesia with 21.5%. The average price per ton from Vietnam was significantly higher than that of Indonesia and China.