Suppai (sour) is a new plum sake from Wakayama, the plum heartland of Japan. The brewery has its own orchards and sticks to the principle of slow brew. Suppai is an exquisite full, pure and sour umeshu, for which three times more plums have been used than usual. Aged for 3 years, =The value of acidity is twice higher than oridinary umeshu. Drink very cold, either straight or on-the-rocks.