date:Sep 23, 2021
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In Kagoshima Prefecture, the nation's top sweet potato producer, the 2020 harvest was down nearly 20% from the previous year. Sweet potato shochu brewers are increasingly concerned. Japan's 2020 harvest as a whole was a record low 687,000 tons, and the average price per kilogram rose from 490 yen (about $4.40) in April 2018 to 608 yen (about $5.50) in April 2021.