Corporate History
April 1949 | Started operating as Yoshida Pharmaceutical Manufacturing |
July 1950 | Reorganized as a corporation; Yoshida Pharmaceutical established |
February 1960 | Commenced construction of Sayama Plant and reconstruction of Nakano Plant as Head Office |
March 1976 | Completed construction of new GMP-compliant plant and new Head Office building |
March 1984 | Completed construction of delivery center in Shin-sayama |
July 1984 | Extension of building for alcohol preparations |
March 1986 | Construction of new building for sterilizing preparations |
August 1988 | Construction of new building for disinfecting preparations |
December 1992 | Extension of building for sterilizing preparations |
April 1997 | Construction of new building for oral solid preparations and ointments |
July 2000 | Completed construction of Shin-sayama Distribution Center (name changed) (The Shin-sayama Delivery Center reconstituted as a distribution center by introducing an automated distribution system.) |
February 2002 | Construction of new building for packaged liquid preparations and disinfectants and antiseptics pre-impregnated Products |
April 2002 | Acquisition of land for Iruma Plant |
September 2003 | Construction of new building for disinfectants and antiseptics pre-impregnated products |
September 2007 | Construction of new building for magnesium oxide preparations |
September 2009 | Extension of building for magnesium oxide preparations |
December 2012 | Extension of building for disinfectants and antiseptics pre-impregnated products |

This is what packaging for purified water and glacial acetic acid looked liked in 1955-1965. The container was wrapped in a bamboo covering with a handle, making it easy to carry.