Katsuya Sake Brewery is situated at the foot of Mount Shiro in Munakata City, Fukuoka Prefecture, at an altitude of 369 meters. Founded in the 2nd year of the Kansei era (1789), it's a small brewery with only four workers. Despite its size, Katsuya Sake Brewery is dedicated to producing high-quality sake using the mineral-rich underground water from Mount Shiro, employing traditional techniques and handcrafted methods.