Japanese wines are now holding their own against inexpensive imports in supermarkets as consumers find growing appeal in knowing about and identifying with the stories of producers close to home. Big data is increasingly being used to help in the field of viniculture. We visited Yamanashi and Nagano Prefectures at harvest time to learn more.

Japanese wines are now holding their own against inexpensive imports in supermarkets as consumers find growing appeal in knowing about and identifying with the stories of producers close to home. Big data is increasingly being used to help in the field of viniculture. We visited Yamanashi and Nagano Prefectures at harvest time to learn more.