1929 | TokyoStarted operation as Saito Foundry |
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March 1950 | TokyoEstablished Tokyo Foundry Co., LTd. and opened Tokyo Plant and aluminum castings |
1979 | TokyoOpened Gunma Plant to start gravity die castings and low-pressure castings |
March 1992 | NaigaiOpened Gunma plant, NAIGAI Malleable Co., Ltd. specializes in aluminum casting/NAIGAI |
January 1999 | NaigaiBecame independent from NAIGAI Malleable to establish NAIGAI Co., Ltd. |
December 2002 | NaigaiNAIGAI was certified to “One company, one technology” by Gunma Prefectural governor |
June 2004 | NaigaiNAIGAI certified to ISO 9001:2000 |
June 2005 | NaigaiNAIGAI certified to ISO 14001 |
June 2007 | NaigaiCertified to R&D support business to launch new technology development for castings |
June 2011 | NaigaiNAIGAI started technology development supported by “Strategic Foundational Technology Improvement Support Project” |
January 2012 | TokyoTokyo Foundry became 100% subsidiary of NAIGAI by M&A. NaigaiNAIGAI acquired all stocks of Tokyo Foundry to make it its subsidiary by M&A. |
2013 | IndiaEstablished Simplex Naigai Castings Private Limited |
March 2013 | NaigaiNAIGAI received “Small and Medium Enterprise IT Management Certified Company” from Ministry of Economy, Trade, and Industry. Started 200kvw solar power generation business. |
December 2013 | TokyoTokyo Foundry integrated with NAIGAI. NaigaiNAIGAI integrated with Tokyo Foundry. |
2014 | IndiaSigned ECB loan of 150 million JPY from Shoko Chukin Bank as a global niche top company in India. |
February 2014 | TokyoTokyo Foundry received “Small and Medium Enterprise IT Management Certified Company” from Ministry of Economy, Trade, and Industry. |
March 2014 | NaigaiNAIGAI received “Small and Medium Enterprise Organization Chairman's Award” in Japan Venture Award 2014 |
February 2015 | TokyoNaigaiCertified to the international standard of environmental management system “ISO 14001”. |
March 2015 | TokyoNaigaiPresident of Tokyo Foundry and NAIGAI was changed to Mr. Ozawa who used to be the Plant Manager. Mr. Saito was assigned to Chairman. |
July 21, 2015 |
TokyoNaigaiCertified to “ISO/TS 16949:2009” the quality management system. |
June 2016 | NaigaiNAIGAI started technology development supported by “Strategic Foundational Technology Improvement Support Project” for the second time. |
October 12, 2017 | IndiaOpening ceremony of the factory in India |
February 2, 2018 | TokyoNaigaiCertified to “ISO 14001:2015” |
July 13, 2018 | TokyoNaigaiCertified to “IATF 16949:2016” |
July 2019 | IndiaEstablished Tokyo Foundry India Private Limited |
2020 | NaigaiNAIGAI was certified as a Companies Driving Regional Growth |
2021 | TokyoInvested in Koyo Seiko Co., Ltd. |
October 2022 | TokyoNaigaiH process started its operation at Shinto Factory |