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      1931 Wan-Chu Huang started import/sale of the panama hats from Taiwan.Founded Kyoshin Company in Kobe, Japan. 
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      1946 Head office was opened in Nakayamate-dori, Chuo-ku, Kobe. 
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      1947 Tokyo office was opened in the Tokyo Tatemono Headquarters building in Yaesu, Tokyo. 
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      1948 Incorporated Taishin Company, Ltd. in July.
 President Wan-Chu Huang, Capital 50 million yen.
 
 (Head office) Nakayamate-dori, Chuo-ku, Kobe
 
 (Tokyo office) Yaesu, Chuo-ku, Tokyo
 
 Started trading with China via Hong Kong, focusing on beans, and other agricultural products.
 
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      1952 Established Taishin Kosan Co., Ltd. as the real estate division of Taishin Company, Ltd. 
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      1967 Yao-Ting Huang inaugurated President.
 The basic policy is to develop and strengthen trade with China.
 
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      1968 Kobe Head Office Building was completed. (Nakayamate-dori, Chuo-ku, Kobe) 
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      1977 Increased capital from 50 million yen to 80 million yen. 
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      1983 Taishin Sunset Building was completed. (Kitanagasa-dori, Chuo-ku, Kobe). 
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      1985 TS International, Ltd., was incorporated. 
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      1993 James Bunsei Ko, the current President, joined the company.
 Moved the Tokyo office to Kyobashi, Chuo-ku, Tokyo.
 
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      1994 Increased capital from 80 million yen to 88 million yen. 
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      1996 Started the operation of “The Garden Place Soshuen” as the wedding and restaurant facility under a consignment. 
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      2000 Taishin Company, Ltd., merged with Taishin Kosan Co., Ltd. 
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      2001 James Bunsei Ko inaugurated President.
 Yao-Ting Huang inaugurated Chairman.
 Declared a company with international and flexible business mind.
 Head Office was relocated from Kobe to Tokyo.
 70th Anniversary
 
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      2006 Transferred all real estate asset to TSI. 
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      2008 TSI started its own operation of “The Garden Place Soshuen”. 
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      2011 80th Anniversary 
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      2017 Certified to JAS Organic importer 
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      2021 90th Anniversary