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March 1962
Commenced business operations as a sole proprietor by building Kajihara Iron Works at 1-22-13, Ohasuhigashi, Higashiosaka.
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June 1971
The name of the iron works was changed to Maruni Steel Manufacturing at the same location.
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April 1977
Maruni Steel Manufacturing Co., Ltd . was established with capital of 5 million yen.
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September 1979
The company was relocated to 2-1-1, Kusune-cho, Yao upon completion of a head office factory.
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January 1986
The sales department was split off and established as Otsu Co., Ltd. with capital of 5 million yen.
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September 1996
Otsu Co., Ltd. increased its capital to 10 million yen.
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July 1998
Yasuko Kajihara was appointed representative director of Otsu Co., Ltd. and Maruni Steel Manufacturing Co., Ltd.
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April 2007
A new office was established at the same location.
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March 2011
Received the Regional Monozukuri Spirit Excellent Company Award (Osaka) from the Osaka SME Awards Committee.
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April 2011
A new brand name, “QUON”, was introduced.
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February 2012
Hirotaka Kajihara was appointed representative director of Otsu Co., Ltd. and Maruni Steel Manufacturing Co., Ltd.
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July 2013
Otsu Co., Ltd. and Maruni Steel Manufacturing Co., Ltd. merged into one company (Otsu Co., Ltd.) with capital of 20 million yen.
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September 2013
The new warehouse was relocated to Yao.
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November 2013
A showroom, QUON TOKYO, was opened in Minato-ku, Tokyo.
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July 2018
A showroom, QUON OSAKA, was opened within the head office.
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September 2019
Joined the Japan Office Institutional Furniture Association, an incorporated association.
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October 2020
Selected as a “Company Driving Regional Growth” by the Ministry of Economy, Trade and Industry (METI), JAPAN
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December 2021
Selected as Waverly Small and Medium-sized Companies 300.
