| 1916 | General partnership company UTSU Shoten established in Kodenma-cho in Nihonbashi, Tokyo. |
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| 1949 | UTSU Shoten Co., Ltd. established |
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| 1959 | Osaka Branch established |
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| 1963 | UTSU Co., Ltd. established. Capital of 20 million yen |
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| 1974 | Capital increased to 50 million yen |
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| 1984 | Tohoku Office established |
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| 2004 | Capital contribution from the Tokyo Small and Medium Business Investment and Consultation Co., Ltd. Capital increased to 80 million yen |
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| 2005 | ISO 14001 Certification (for domestic offices) obtained |
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| 2006 | Representative office established in Shanghai |
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| 2008 | Tokiwa Corporation established |
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| 2010 | CSR Promotion Committee established |
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| 2013 | UTSU CHEMICALS (SHANGHAI) CO., LTD. established |
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| 2013 | Tokiwa Corporation absorbed |
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| 2015 | UTSU SINGAPORE PTE. LTD. established |
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| 2019 |
TAIWAN UTSU Co., Ltd. established |
| 2022 |
UTSU Nagatomi Technologies Co., Ltd. established (through joint investment with WF INDUSTRIALOPOLIS PTE LTD.) |
