| Steel associated Businesses>Steel users |
| Established Date： Dec. 18, 1947 |
| CSC Shareholding Percentage：2.38% |
| Main Business： Steel Tube |
| 29F Namba Skyo, 1-60, 5 Chome, Namba, Chuo-ku, Osaka-shi, OSAKA 542-0076, JAPAN |
| TEL： 06-6643-0101 |
FAX：06-6643-0103 |
| www.maruichikokan.co.jp |