Company Outline
Company Outline
Business name
Osaka Special Alloy Co.,LTD
Establishment
MAY,1961
Capital
JPY 300,000,000.
Head Office
JP TOWER OSAKA 13F, 3-2-2 Umeda, Kita-ku, Osaka,
Japan 530-0001
Tel
+81-6-4797-3351
President
Shigeji Miyawaki
Employees
120
Annual Sales
JPY 23,600,000,000.
Banks
Mizuho Bank,Ltd. / Sumitomo Mitsui Banking Corporation / MUFG Bank,Ltd. /
Echizen Shinkin Bank
Osaka Special Alloy Co.,LTD
JP TOWER OSAKA 13F, 3-2-2 Umeda, Kita-ku, Osaka, Japan 530-0001
Office information
Head Office
JP TOWER OSAKA 13F,
3-2-2 Umeda, Kita-ku, Osaka, Japan 530-0001
Telephone:+81-6-4797-3351
3-2-2 Umeda, Kita-ku, Osaka, Japan 530-0001
Telephone:+81-6-4797-3351
Tokyo Office
Asahiseimei Oji building 7F,
1-13-14 Oji, Kita-ku,
Tokyo, Japan 114-0002
Telephone:+81-3-6915-4100
1-13-14 Oji, Kita-ku,
Tokyo, Japan 114-0002
Telephone:+81-3-6915-4100
Nagoya Office
Nagoya International Center building 8F,
1-47-1 Nagono, Nakamura-ku,
Nagoya, Aichi, Japan 450-0001
Telephone:+81-52-414-5031
1-47-1 Nagono, Nakamura-ku,
Nagoya, Aichi, Japan 450-0001
Telephone:+81-52-414-5031
Hiroshima Office
Yokokawa Medical Plaza 5F,
2-7-19 Yokogawa-Cho,
Nishi-ku, Hiroshima, Japan 733-0011
Telephone:+81-82-292-5411
2-7-19 Yokogawa-Cho,
Nishi-ku, Hiroshima, Japan 733-0011
Telephone:+81-82-292-5411
Katsuyama Factory
34-2 Chiyoda, Osowa-Cho, Katsuyama, Fukui, Japan 911-0831
Telephone:+81-779-87-0201
Telephone:+81-779-87-0201
Takashima Factory
11-1-7 Shimotakajima, Katsuyama, Fukui, Japan 911-0815
Telephone:+81-779-87-1501
Telephone:+81-779-87-1501
Osaka Factory
2-2-62 Nakajima, Nishiyodogawa-ku, Osaka, Japan 555-0041
Telephone:+81-6-6472-6668
Telephone:+81-6-6472-6668
China JIANGSU NINGBAN SPECIAL METAL MATERIALS CO., LTD Factory
No.16 Zhuyun Road, Zhuze Town，Liyang City, Changzhou City，Jiangsu Province, China
Telephone:+86-519-87198858
Telephone:+86-519-87198858
History of "OTG"
1961
Established by Kenzo Miyawaki, located in Osaka city.
1966
Expansion of Fe-Si-Mg Plant and Head Office were completed.
1971
Acquired a Fe-Si Plant in Katsuyama city and started OTG Katsuyama Plant
producing Fe-Si and Fe-Si-Mg alloyintegratedly.
1973
Established a joint-ventured Fe-Si plant in Brazil, named as "INONIBRAS" -
Inoculantes e Ferroligas Nipo-BrasileirosS/A, Piropora.
1981
Concluded Sole Agency Agreement with Rio Tinto Iron &Tianium for sale of their
foundry use Pig Iron.
Built Osaka Factory organizing sizing and packing lines.
Built Osaka Factory organizing sizing and packing lines.
1996
Established a joint-ventured ferroalloy plant in China, named as Nanjing Ninban
Special Alloy Co., LTD, Nanjing.
1997
Removed Head Office to Nakashima Nishiyodogawa-ku, Osaka city.
2004
Removed Head Office to Umeda Kita-ku, Osaka city.
2005
Katsuyama Factory (Takashima Factory, Osaka Factory) acquired ISO 9001
certification.
2006
Katsuyama Factory and Takashima Factory acquired ISO 14001 certification.
2007
Build "Cored Wire" Plant in Katsuyama and started producing.
2012
Established Takashima Factory in Katsuyama city.
2020
Established Dangerous Goods Warehouse in Takashima Factory.
Established Office Building and Warehouse Building in Katsuyama Factory.
Established Office Building and Warehouse Building in Katsuyama Factory.
2022
Transferred the shares of INONIBRAS S/A to RIMA S/A, our business partner in
Brazil.
The special partnership with INONIBRAS S/A has been maintained.
The special partnership with INONIBRAS S/A has been maintained.
2023
Established a joint-ventured ferroalloy plant in China, named as Jiangsu Ningban
Special Metal Materials Co., LTD, Liyang.
2024
Removed Head Office to JP TOWER OSAKA (Umeda Kita-ku, Osaka city).