Address :1916, kubo,onjuku-machi,isumi-gun,Chiba, Japan
Company Information
It is said that the company was founded in 1723 and has been handed down from generation to generation for about 300 years, along with the techniques and spirit of sake brewing.The mineral-rich groundwater that passes through the shell layer of the Boso Peninsula has a hardness of about 240 degrees, making it one of the hardest waters in Japan."The powerful flavor of Iwanoi is produced by using this ultra-hard water as brewing water.
