March 1910 Bunjiro Sumiya, the founder, decided the business starting place at the present location.
Acquired a license for manufacturing alcoholic beverages (mirin, single-distilled spirits).
December 1939 Bunjiro Sumiya, the second generation, took over the business.
May 1979 Hiroshi Sumiya took over the business.
September 1982 Established Sumiya Bunjiro Brewery Co., Ltd. and applied for a license for manufacturing alcoholic beverages.
October 1983 Acquired a license for manufacturing alcoholic beverages (mirin, single-distilled spirits), and took over the business.
September 1984 Procured the site for rice milling and distilled spirit storage.
May 1985 Acquired a license for testing alcoholic beverages (liqueurs).
August 1985 Toshio Sumiya assumed the presidency.
March 1990 Started the construction of a rice milling plant and a distilled spirit brewery.
February 1991 Started the operation of the rice milling plant.
November 1991 Started the operation of the distilled spirit brewery.
September 1992 Renovated and upgraded the steaming yard of the mirin brewery.
October 1995 Renovated the rice malt house of the mirin brewery.
March 1998 Participated in FOODEX with an independent booth at Makuhari Messe, Chiba Prefecture.
February 1999 Reconstructed the mirin feeding brewery for expansion.
June 2000 Acquired the organic certificates (JONA, OCIA).
March 2001 Participated in the Supermarket Trade Show at Tokyo Big Site, Tokyo.
July 2003 Acquired a license for manufacturing liqueurs (on a temporary basis).
May 2004 Completed the construction of the Head Office building (won the Hekinan City Design Culture Award), and moved Head Office to the new building.
April 2007 Acquired a license for manufacturing liqueurs.
November 2008 Appeared on "Food Introduction from Production Area – Mirin," an NHK TV program (nationwide).