Authentic Awamori Donan Blue Bottle 30 degrees 450ml Yonaguni Island Aged Over 24 Years [Manufacturer] Kuniizumi Awamori Goshi Kaisha [Brand] Authentic Awamori Donan Border Island Sake Aged Sake [Volume] 450ml [Alcohol Content] 30 degrees [Ingredients] Rice Koji ・Aging Period...Over 24 years The area code on the label is (09808), which is 5 digits. The area code for Yonaguni Island, "0980", is currently 3 digits and was changed on April 1, 2001. Before that, it was a 5-digit area code. From this, it is inferred that the aging period is...over 24 years. Also, there is no bottling date indicated on the authentic Awamori. The indication of the bottling date became mandatory from June 2004. The taste, finished with the traditional direct-fired pot still distillation method, is sweet and mellow. It can be enjoyed straight, on the rocks, with water, with hot water, and even as a cocktail base. Since the stopper is cork, there is a possibility that cork pieces may fall inside when opening. The Ryukyu glass bottle is in good condition. Please consider this with your understanding. Unopened.