|1931||Founded as Sumino Non-Ferruos Metals Wholesaler. Later renamed Sumino Kosakujo.
Performed various types of precision metal cutting as an associated factory for an aircraft company.
|1953||Corporate reorganization at the current headquarters as Ueny Industrial Co., Ltd.|
|1959||Established Showa Electric Shokai for the sale of electronic compponents|
|1961||Launched a speaker production divison and designated the electronics division as a co-prosperity company of Matsushita Electric Industrial Co., Ltd|
|1971||Electronics division was reorganized as Kurayoshi Ueny Electric|
|1973||Showa Electric Shokai reorganized as Showa Electric Shokai Co., Ltd.|
|1974||Launch of the import and export business and establisment of trade division|
|1976||Opened he Ueny Co., Ltd. Kurayoshi factory in Iwaki, Kurayoshi-shi|
|1981||Reorganized the trade division as ITSUWA SHOJI KAISHA, INC.|
|1986||Changed the name of Ueny Industrial (in Japanese)|
|1988||Ueny Co., Ltd. Iwaki factory moved to Kazuwa, Kurayoshi (Tottori prefecture).|
|1991||ITSUWA SHOJI Korean office reorganized as the independent KOREA ITSUWA CO.LTD|
|1993||Established ITSUWA(SINGAPORE)PTE. LTD.|
|1994||Established ITSUWA (HONG KONG) LIMITED.|
|1995||ITSUW KOREA is commended by South Korean president for its contribution to exports|
|1998||Established Kyushu office|
|2003||Established Shanghai office
Opened Tokyo office
|2008||Opened ITSUWA HANOI REPRESENTATIVE OFFICE|
|2009||Established ITSUWA VIETNAM CO., LTD.
Established ITSUWA USA, INC.
Established ITSUWA (BANGKOK) CO., LTD.
|2011||ITSUWA VIETNAM CO.、LTD. opens Ho Chi Minh Office|
|2013||Opened ITSUWA MANILA Representative Office|
|2014||Established ITSUWA TRADING (DONG GUAN) LTD.|
|2015||Established ITSUWA VAULT AUSTRALIA PTY LTD|
|2017||Established ITSUWA(EUROPE)GmbH in Germany
Introduced RING system
|2018||Established ITSUWA MEXICO S A. de C.V.|
|2019||Environmental ISO14001: 2015 and Quality ISO9001: 2015
Passed renewal inspection