1919 | Yoshi Amalgamated Sale, Company (selling papers for sericulture) established |
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1923 | Shimanaka Shokai establrshed |
1943 | Tokyo Sangvo Yoshi, Limited established |
1954 | Tokyo Sangvo Yoshi Co., Ltd. established (Capital: 6 million yen) |
1955 | Began selling metallized papers (MP) for capacitors |
1960 | Began selling capacitor films |
1961 | Began selling electrolytic capacitor paper (ECP) |
1964 | Increased the company's capital to 9 million yen |
1968 | Began selling metallized films(MF) for capacitors |
1969 | Established Mihato Co., Ltd., a sheet cutting and processing subsidiary, in Nakatsugawa, Gifu Prefecture |
1972 | Began selling Transiormerboard (TB) and Glass papers |
1975 | Established a liaison office in Taipei (the office reorganized into a Taiwanese subsidiary in 1986 TOHSAN CORPORATION) |
1983 | The yearly sales revenue exceeded 10 billion yen |
1984 | Celebrated the 65th anniversary of the company's founding and increased the capital to 27 million yen |
1986 | Established Subsidiary Tohsan Corporation (Taipei, Taiwan) |
1996 | Increased capital to 54 million yen |
1997 | Increased capital to 180 million yen |
1998 | Completed the construction of a TSY-Owned warehouse in Yokohama |
2003 | Opened a representative office in Shanghai (the office closed in 2009) |
2004 | Celebrated the 85th anniversarv of the company's founding and the 50th annrversary of the incorporation as a joint-stock film |
2007 | The yearly sales revenue exceeded 20 billion yen |
2014 | Moved our head office to Hongokucho, Nihonbashi |
2019 | Celebrated the 100th anniversary of the company’s founding and the 65th anniversary of the incorporation as a joint-stock firm |
2023 | Subsidiary TOKYO SANGYO YOSHI MALAYSIA SDN. BHD. Established |
1969
Established subsidiary Mihato Co., Ltd. (cutting processing in Nakatsugawa City, Gifu Prefecture)
1986
Established Subsidiary Tohsan Corporation
(Taipei, Taiwan)
1998
Completed the construction of a
TSY-Owned warehouse in Yokohama