企業情報 company

Since the founding of Our Company in 1940, with sincerity as our mission statement, we have always focused on quality to realize customer satisfaction. Standing on the side of customers who require particularly high-accuracy products, we are ready to meet their diversified needs at home and abroad. By further improving our unique technology cultivated over many years, we are determined across the board to devote ourselves to delivery of high-quality products and to gain customers’ confidence in us.

Representative director Yoshiyuki Iwamoto

Corporate profile

Company name Kongo Special Nail Mfg. Co., Ltd.
Representative Representative director Yoshiyuki Iwamoto
Company address

145 Mukaino-cho, Kawachinagano-city, Osaka Pref. 586-0013, Japan

TEL:0721-53-1451
FAX:0721-54-1619

Establishment August 1940
Capital 30 million yen
Contents of business Manufacturing and sales of special nails (for domestic and overseas markets)
Main banks Tondabayashi branch, Resona bank; Semba branch, Shokochukin

Company Histories

1940 Established Iwamoto Seibyosho in Uwahara-cho, Kawachinagano-city, Osaka Pref., Japan.
1941 Reorganized Iwamoto Seibyosho into a general partnership company.
1944 Changed the name of the general partnership company into Kongo Special Nail Mfg.
1945 Established Iwamoto Seibyosho (wire rolling department) in Uwahara-cho, Kawachinagano-city, Osaka Pref., Japan.
1958

Developed a method of inspecting nails by our own and started a full-fledged export of high-precision, high-quality nails for mechanical nailing.

1960

Changed Kongo Special Nail Mfg. partnership company into Kongo Special Nail Mfg. Co., Ltd., and at the same time, amalgamated Iwamoto Seibyosho (wire rolling department) into it to start an integrated production from wire rolling to manufacturing of nails.

1963 Received from the Ministry of International Trade and Industry (the current Ministry of Economy, Trade and Industry) the certification of an export contributing company.
1983 Started exporting air pins for steel plates.
1995

Had our air pins for steel plates certified as pins for steel houses in the U.S.

1999 Developed super stainless-steel pins for steel plates.
2000

Received the certification of Kozai Club Standard Products Manufacturing Factory as a factory manufacturing steel screw nails for steel houses.

2002 Abolished the wire rolling department, and specialized in manufacturing special nails including non-ferrous nails.
2010 Acquired the certification of ISO9001 (JQA-QMA14125).

会社沿革

KONGO 株式会社 金剛特殊釘製作所

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