Company Name | Tokyo Foundry Co.,Ltd. | ||||||||||||||
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Chairman | Tetsuo Saito | ||||||||||||||
President & CEO | Jun Ozawa | ||||||||||||||
Company Address | Kamitoyooka-machi 561-8, Takasaki, Gunma Pref., ZIP: 370-0871 TEL. +81-27-343-5168 FAX. +81-27-343-5161 |
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Shinto Plant | Shinto-Village 3059, Kita-Gunma Gunma Pref., ZIP: 370-3504 TEL. +81-279-54-1270 FAX. +81-279-54-1271 |
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URL | http://www.aluminum-gravity.com | ||||||||||||||
info@aluminum-gravity.com | |||||||||||||||
Paid Up Capital | 100 Million JPY | ||||||||||||||
Established in | 1929 Started operations as Saito foundry March 1950 Established as Tokyo Foundry Co.,Ltd. |
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Number of Employees | 39 |
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Site Area | 13,225m2 | ||||||||||||||
Business Content | • Gravity die-casting of aluminum, both for low and high volume projects with highest requirements on geometrical complexity and pressure resistance. Production development from sand-casted prototypes to high volume serial production. • Other casting processes, e.g. low pressure die casting and H-Process. • In cooperation with our partner company: Ductile iron casting (H process) including design and manufacture of molds and machining for the parts. |
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Equipment |
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Customers | BOSCH etc. |
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Group Companies | NAIGAI Co., Ltd. Simplex Naigai Castings Private Limited (India) |
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Co-operating Companies | Naigai Malleable Iron Co., Ltd. ![]() Aizu Kojou Co., Ltd. ![]() SAINT JEAN INDUSTRIES ![]() Ming Ming Aluminium Co.Ltd. ![]() |

1929 | Started operations as Saito foundry |
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March 1950 | Established as Tokyo Foundry Co.,Ltd. - Start of aluminum casting production |
1979 | Start production at the Gunma plant - gravity casting & low pressure casting |
January 2012 | Tokyo Foundry becomes a 100% subsidiary of Naigai Co.,Ltd. |
December 2013 | Integration of NAIGAI’s production lines |
February 2014 | "Small business IT management certification" awarded by the Ministry of Economy, Trade and Industry (METI) |
21 July 2015 | Tokyo foundry and Naigai acquired the certification of a quality management system "ISO/TS 16949:2009". |
2 Feburuary 2018 | ISO14001:2015 Certification |
13 July 2018 | IATF 16949:2016 Certification |