| Company name | Ryokosha Co.,Ltd. |
| Head office | 5-4-9 Toyosu,Koto-ku,Tokyo 135-0061,Japan Tel +81-3-5548-0211 Fax +81-3-5548-0210 |
| Established | May 5, 1947 |
| Capital | 99.79million yen |
| President | Naotake Ogura |
| Employees | 103 |
| Types of Industry | General trading Company specializing in precision instruments. |
| Work contents | Semiconductors,Optoelectronic Devices,LCD/PDP-Related Products,Original Products,Planning/Design and Production,Precision measuring equipment and other precision instruments. |
| Branch Offices | Haedquarters Sales Department Osaka Sales Office Nagoya Sales Office Shiga Sales Office Suwa Sales Office Sendai Sales Office Sanin Satellite Office Kanazawa Satellite Office Fukuoka Satellite Office Kumamoto Satellite Office |
| Overseas Affiliate |
Ryokosha Vietnam Co.,Ltd. |