Japan Steel Works
| Japan Steel Works's headquarters at Gate City Osaki in Ōsaki, Tokyo | |
| Company type | Public (K.K) | 
|---|---|
| TYO: 5631 OSE: 5631 NAG: 5631 FSE: 5631 Nikkei 225 Component | |
| Industry | Industrial machinery | 
| Founded | November 1, 1907 | 
| Headquarters | Gate City Ohsaki-West Tower, 11-1, Osaki 1-chome, Shinagawa-ku, Tokyo 141-0032, Japan | 
| Key people | Ikuo Sato (CEO and President) | 
| Products | 
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| Revenue | $ 2.346 billion USD (FY 2012) (¥ 220.65 billion JPY) (FY 2012) | 
| $ 88.04 million USD (FY 2012) (¥ 8.28 billion JPY) (FY 2012) | |
| Number of employees | 4,804 (consolidated) (as of March 2013) | 
| Subsidiaries | 31 | 
| Website | Official website | 
| Footnotes / references | |
The Japan Steel Works, Ltd. (株式会社日本製鋼所, Kabushiki Kaisha Nihon Seikōsho) is a steel manufacturer founded in Muroran, Hokkaidō, Japan in 1907.