| 1961-06 |
Established Naigai Equipment Co., Ltd. in Minato-ku, Tokyo, to sell hydraulic machines and hydraulic equipment. |
| 1961-06-01 |
Established: June 1, 1961. |
| 1961-06-01 |
Naiwa Tech Co., Ltd. was established. |
| 1963-04 |
Opened an Osaka branch to expand sales in the Kansai region. |
| 1965-10 |
Signed a distributor agreement with Koganei Manufacturing Co., Ltd. (now Koganei Co., Ltd.) and began selling pneumatic equipment. |
| 1965-11 |
Signed a distributor agreement with Sintered Metal Industry Co., Ltd. (now SMC Co., Ltd.) and began selling pneumatic equipment. |
| 1967-07 |
Moved headquarters to Tamagawa Okusawa-cho, Setagaya-ku, Tokyo. |
| 1969-08 |
Moved headquarters to Todoroki, Setagaya-ku, Tokyo. |
| 1969-10 |
Signed an exclusive distribution agreement with Morton Chemical Co., USA, and began selling epoxy resin for semiconductors. |
| 1979-04 |
Signed a distributor agreement with Nemic Lambda Co., Ltd. (now TDK Lambda Co., Ltd.) and began selling stabilized power supplies for microcontrollers. |
| 1982-04 |
Opened a Sakai branch (later South Osaka office) to expand sales in the Izumi-nan and Wakayama areas. Established a Tohoku office (now Sendai office) to enter the manufacturing sector and expand sales in the Tohoku region. |
| 1982-04 |
To expand sales channels in the Izumin and Wakayama areas, the Sakai Branch Office (later the South Osaka Sales Office) was opened. (In April 2009, it was merged into the Osaka Sales Office.) To enter the manufacturing division and expand sales channels in the Tohoku region, the Tohoku Office (now the Sendai Sales Office) was established. |
| 1982-06 |
Opened a Kofu branch (now Kofu office) to expand sales in the Koshinetsu region. |
| 1983-11 |
Opened a Kyoto branch (now Kyoto office) to expand sales in the Keizhou region. |
| 1984-10 |
Established Naigai Electronics Co., Ltd., a wholly-owned subsidiary, to separate and expand the manufacturing division of the Tohoku office. |
| 1985-03 |
Opened a Kyushu branch (now Kumamoto office) to expand sales in the Kyushu region. |
| 1985-08 |
Separated the manufacturing division of the Tohoku office following the completion of Naigai Electronics Co., Ltd.'s Izumi office. |
| 1987-04 |
Established a Kagoshima branch office (now Kagoshima Sales Office) to expand sales channels in the Kagoshima area. |
| 1990-06 |
Established a Fukushima branch office (later Fukushima Sales Office) to expand sales channels in Fukushima and Yamagata areas. (Merged into Sendai Sales Office in April 2009) |
| 1990-10 |
Established a Nagasaki office (later Nagasaki Sales Office) to enter the manufacturing division and expand sales channels in the Nagasaki area. (Merged into Tsuru Sales Office in April 2009) |
| 1990-11 |
Established a Kitakami branch office (now Kitakami Sales Office) to expand sales channels in Aomori and Iwate areas. |
| 1992-02 |
Established a Tsuru branch office (now Tsuru Sales Office) to expand sales channels in the Northern Kyushu area. |
| 1992-10 |
Signed an agency agreement with Yokogawa Satec Co., Ltd. and began selling precision small motors. |
| 1994-01 |
Signed an agency agreement with Bosch Co., Ltd. (now Bosch Rexroth Co., Ltd.) and began selling basic mechanical elements. |
| 1995-03 |
Established a Sagamihara branch office (later Sagamihara Sales Office) to expand sales channels in the Tokyo Tama and Sagamihara areas. (Merged into Tokyo Sales Office in July 2011) |
| 1996-03 |
Established a Miyazaki office (later Miyazaki Sales Office) to expand sales channels in the Miyazaki area. (Merged into Kagoshima Sales Office in April 2008) |
| 1998-04 |
Established an Oita Sales Office to expand sales channels in the Oita area. (Merged into Tsuru Sales Office in April 2009) |
| 1998-11 |
Transferred the manufacturing division of the Nagasaki office to Naigai Electronics Co., Ltd. |
| 2000-11 |
The headquarters and all sales offices obtained ISO 9001 certification. |
| 2001-04 |
Changed the company name to Naigai Tech Co., Ltd. |
| 2001-04 |
Established Fukushima Logistics Center and Kyushu Logistics Center (merged into Fukushima Logistics Center in April 2009). |
| 2001-04 |
Established a Nagoya Sales Office to expand sales channels in the Chubu region. (Merged into Kyoto Sales Office in April 2009) |
| 2001-04 |
Established the EMSS (Electronics Manufacturing Solution Service) division to strengthen maintenance and outsourcing functions. |
| 2001-04 |
To strengthen logistics strategy, the Fukushima Logistics Center and Kyushu Logistics Center (merged into the Fukushima Logistics Center in April 2009) were established. |
| 2004-04 |
Established the Kyushu Order Center to strengthen business strategy, etc. (Discontinued in November 2008) |
| 2004-09 |
Established the Kinki Order Center to strengthen business strategy, etc. (Discontinued in November 2008) |
| 2004-12 |
The headquarters and Tokyo Sales Office obtained ISO 14001 certification. |
| 2005-06 |
Listed shares on the JASDAQ Stock Exchange. |
| 2005-10 |
Concluded a capital partnership and business cooperation agreement with Makina Engineering Co., Ltd. |
| 2005-12 |
Signed a business cooperation agreement with Nanotem Co., Ltd. and began partial development and manufacturing of unit products using porous ceramic plates. |
| 2006-03 |
Transferred the semiconductor process technology-based technical support business of the EMSS business to Naigai Electronics Co., Ltd. |
| 2006-06 |
Established Naigai Techno Systems Co., Ltd., a wholly-owned subsidiary, and transferred the EMSS business to it (liquidated February 2011). |
| 2006-09 |
Entered into a capital partnership with Nanotem Co., Ltd. |
| 2006-12 |
Moved headquarters to Setagaya, Tokyo. |
| 2010-10 |
Established the Kyushu Logistics Center to improve logistics efficiency in the Kyushu region. |
| 2011-04 |
Established Naigagi Equipment (Shanghai) Trading Co., Ltd. in Shanghai, China, to strengthen overseas sales base. |
| 2011-05 |
Established the Miyagi Logistics Center to improve logistics efficiency in the Tohoku region. |
| 2012-04 |
Established Naigai Tech Korea Co., Ltd. in South Korea to strengthen overseas sales base (liquidated November 2015). |
| 2013-10 |
Established the Technology Development Department to strengthen business strategy. |
| 2014-12 |
Opened the Kunshan branch of Naigagi Equipment (Shanghai) Trading Co., Ltd. in Suzhou to expand sales channels in the Kunshan area of China. |
| 2015-05 |
Opened the Hiroshima Sales Office to expand sales channels in the San'yō, San'in, and Shikoku regions. |
| 2016-12 |
Opened the Nagaoka Sales Office to expand sales channels in the Hokuriku region. |
| 2017-01 |
Opened the Naigai Electronics Okushū Office in Oshu, Iwate Prefecture, to expand business in the Kitakami area of Iwate. |
| 2017-04 |
Opened a second factory at the Naigai Electronics Sendai Office for business expansion. |
| 2018-09 |
Entered into a joint business partnership agreement among Irie Kōken Co., Ltd., Naigai Electronics Co., Ltd., and a third party. |
| 2018-10 |
Opened a third factory at the Naigai Electronics Sendai Office for business expansion. |
| 2019-01 |
Expanded and renovated a large panel equipment factory at the Naigai Electronics Fukushima Office to strengthen contract manufacturing. |
| 2019-03 |
Relocated the Kumamoto Sales Office and Naigai Electronics Kumamoto Service Center to Gosei City, Kumamoto Prefecture, to further strengthen sales and contract manufacturing. |
| 2020-04 |
To expand contract manufacturing operations in the Kyushu region, the company established the Naiwa Electronics Kumamoto Office in Gosei City, Kumamoto Prefecture. |
| 2020-08 |
In preparation for the expansion of semiconductor demand such as 5G, a new building was added to the Miyagi Logistics Center in Ochi Village, Miyagi Prefecture. |
| 2021-03 |
A capital and business alliance agreement (tripartite agreement) was signed between Irie Koken Co., Ltd. and Naiwa Electronics Co., Ltd. |
| 2021-04 |
To expand sales in the Hiroshima region and strengthen the maintenance service system, the Hiroshima Sales Office and Naiwa Electronics Hiroshima Service Center were relocated to Higashihiroshima City, Hiroshima Prefecture. |
| 2022-04 |
With the launch of the new market segment of the Tokyo Stock Exchange, the company moved to the Standard market. |
| 2023-03 |
For business expansion, the Naiwa Electronics Esashi Office was newly established. |
| 2023-04 |
To strengthen development, the Esashi Development Center, Atsugi Development Center, and Sendai Development Center were each newly established. |
| 2023-04 |
To strengthen development, the Esashi Development Center was established. |
| 2023-08 |
To strengthen development, the Atsugi Development Center was established. |
| 2024-04 |
To strengthen development, the Sendai Development Center was established. |
| 2024-11 |
To expand sales channels in the Kanagawa region, the Atsugi Branch Office was opened. |
