What is Shochu? Shochu is a Japanese traditional hard liquor, distilled spirits made from grains and vegetables. The most common base ingredients are sweet potato, barley, rice, buckwheat and sugar cane. Manufacturing Process Shochu is distilled liquor, similar to brandy and vodka. Alcohol Content As a distilled beverage, Shochu has an average alcohol content of 25% to 37%. Because of its higher alcohol content, Shochu can be enjoyed in variety of ways. The Main Ingredient