Kidoizumi Shuzo 木戸泉 酒造Founded in 1660 in Isumi, Chiba, Kidoizumi Syuzo is known for its unique high-temperature Yamahai method and natural brewing. Kidozumi Syuzo was also one of the first breweries to offer Koshu (aged sake) in Japan. Website Website Featured Bluish Purple Deep Green AFS AFS Fly Afruge No. 1 Afruge No. 2 Shizenmai Junmai Ahusu Genshu