In 1911, Began brewing sake while running a rice merchant business.
In 1967, First sake brewery in Japan to make all products preservative-free.
In 1972, Preservative-free manufacturing process patented ( later released free of charge ).
In 1991, Designate all sake as Specified Name Sake and start contract cultivation of raw material rice.
In 2004, Started shipping junmai sake made from pesticide-free rice, which is daringly low-polished.
In 2005, All brewing rice is contract-grown rice that is pesticide-free or with reduced use of pesticides.
In 2006, The pure brewing ratio is 100%.
In 2019, Recognised as “NAGANO Manufacturing Excellence 2019”.
In 2020, Awarded the “Minister of Finance Award”, the highest award in the 3rd ECOPRO Awards.
In 2021, Awarded the “Encouragement Prize” in the Decarbonisation Challenge Cup 2021.
In 2022, Awarded the “Shiawase Shinshu Category Award” at the Shinshu Brand Awards 2021.
In 2023, Presentation on “Low-polished junmai sake” at the International Zero Carbon Conference.
nagano, Japan