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1915 | April | The Founder, Chuji Koshiro started working as an apprentice for a medicine wholesaler Ozaki Yakichi Shoten located at Doshomachi 1-chome 14, Higashi-ku, Osaka City. |
1918 | April | Chuiji Koshiro promoted to the head clerk and started exploring the industrial chemicals market. |
1925 | April | Started importing and distributing petrolatum produced by Pennsylvania Refining Company, a US company which is currently known as Calumet Refining, LLC. |
1930 | August 1 |
Chuji Koshiro allowed by Ozaki Yakichi Shoten to be independent at the age of 30. Koshiro Chuji Shoten, a trading company dealing with medicines, founded at Kokumachi 1-chome 20, Higashi-ku, Osaka City. Started sales of raw materials for medicines and cosmetics and the production of beeswax. |
1932 | November 5 | An office established at 2-chome 33 of Doshomachi which is a historical medicine quarter in Osaka. |
1938 | Beeswax production facility newly established at Toyonaka Plant. | |
1946 | January 1 | Made a fresh start at Doshomachi 2-chome 26 for the postwar reconstruction. |
1947 | March 25 | C. Koshiro & Co., Ltd. incorporated. Chuji Koshiro became the president of the company. |
1949 | December | Osaka Plant established at Tokui-cho 2-chome 56, Higashi-ku, Osaka City. Started the production of menthol. |
1955 | June | Refining and bleaching facilities for beeswax newly established. |
1955 | August 28 |
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1957 | July 2 - August 24 | The business trip around the world by the Founder Chuji Koshiro to the USA, the UK, Germany, France, Iran, India, Pakistan, Hong Kong and Taiwan |
1957 | October 15 | Took part in the second China Import and Export Fair (the Canton Fair) as one of the first Japanese companies. |
1962 | December |
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1968 | April 30 |
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1976 | June | The spray drying facility introduced in Mino Plant. |
1978 | December 18 | Chuichi Koshiro named as president of the company. |
1982 | May 7 |
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1982 | August 15 | Extraction facilities newly established at Kameoma Plant. Started the extraction business of natural plants. |
1983 | May | The facilities for refining and bleaching beeswax transferred from Mino Plant to Kameoka Plant. |
1985 | July 1 |
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1987 | May 31 |
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1989 | February 13 | Higashi-ku and Minami-ku of Osaka City were merged, and the address of headquarters was changed to Doshomachi 2-5-8, Chuo-ku, Osaka City. |
1989 | December 7 | Completed the 1st pharmaceutical production facility in Kameoka. |
1990 | Augst 1 |
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1991 | December 21 | Completed the employees building in Kameoka Plant. |
1992 | December 25 |
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1994 | February 21 | Completed the raw material warehouse in Kameoka Plant. |
1998 | November 30 | Completed the 2nd pharmaceutical production facility in Kameoka. |
2000 | May 23 |
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2000 | August 26 |
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2001 | January 1 | Tadaaki Koshiro named president of the company. |
2001 | January 15 |
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2005 | June 25 | Completed the 2nd extraction facility in Kameoka Plant. |
2005 | August 1 |
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2007 | May 7 |
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2008 | April 8 |
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2008 | May 30 |
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2010 | April 8 |
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2010 | May | Completed the second phase construction of the 2nd extraction facility. |
2010 | August 1 |
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2012 | February 26 |
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2012 | May 7 |
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2013 | April 8 |
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2013 | May |
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2013 | September |
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2015 | April 1 |
![]() ![]() 100 to 100 First Stage 2015 - 2030 2015-2020 |
2015 | May 18 |
![]() The 60th anniversary of the municipality of Kameoka City The 60th anniversary of the relocation of headquarters |
2015 | July 1 |
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2015 | August 1 | The 85th anniversary of the founding of the company. |
2015 | August 7 |
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2017 | March 25 |
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2017 | March |
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2017 | March 26 |
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2017 | May |
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2017 |
June 1 (May 7 by lunar calendar) |
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2017 | June 30 |
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2017 | December 21 |
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2018 | February 26 |
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2018 | August 1 |
![]() The 2nd phase construction of the 1st stage in Kameoka Plant. Held a ground breaking ceremony for the redevelopment of the north western area. |
2019 | January 17 |
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2019 | April 8 |
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2020 | February 22 |
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2020 | April 8 |
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2020 | Augst 1 |
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May the natural blessing be with you - For your smiley and healthy life. |
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