Named after the samurai sword, Katana is the flagship brand of Hananomai Brewing Co., Ltd., founded in 1864 in Shizuoka Prefecture. The brewery draws on pure spring water from the Akaishi Mountains and locally sourced rice, with its premium Daiginjo crafted entirely by hand without machines. Katana Junmai Ginjo, the brewery's top seller, is celebrated for its strong, dry character with a full body and a sake meter value of +7.