The Koshu white wine grape, a long-time specialty of Yamanashi Prefecture, has the rare distinction of containing genetic characteristics typical of red wine grapes, according to researchers.

Koshu wine is very dry with a low alcohol content. It has a clean, crisp, and refreshing taste, often with a strong mineral ...

are the only Japanese wine producers to have previously won the Platinum medal. L’Orient Katsunuma Koshu was brewed together with grape lees to bring out a citrusy aroma and savory grape flavor.