Pure rice vinegar - 純米 心の酢 上澄み無濾過 - 500mlThis vinegar is made from organically grown Koshihikari rice and subsoil water from Mt. Fuji. It is brewed with only seed malt, yeast, and seed vinegar. The process starts with making koji, followed by about four months of sake fermentation and acetic acid fermentation. It takes about eight months to mature and during this time, the acetic acid bacteria and lees settle down and the supernatant changes to a mellow taste. The fermentation process is