| 1970 | Established with the capital invested by Mitsubishi Kasei Corporation (currently Mitsubishi Chemical Corporation) and 14 its group companies. |
|---|---|
| 1971 | Computer Center opened. |
| 1976 | Kyushu Center established. |
| 1977 | Mitsubishi Kasei group's 2nd Sales & Distribution On-line System completed. |
| 1978 | Osaka Branch Office established. |
| 1980 | CBS Sony (currently Sony Music Entertainment) order entry and delivery system completed. |
| 1982 | OA equipment sales started. |
| 1987 | Sales of computational science software started. |
| 1988 | Authorized as a Systems Integrator by the Ministry of Trade & Industry. |
| 1989 | Setouchi Center established. |
| 1992 | Yokohama Center established. |
| 1993 | Client / Server system introduced and started to develop. |
| 1995 | Instruction and Helpdesk business started. |
| 1997 | ERP (SAP R/3) business launched overseas. |
| 1998 | Telecommunications business started. Chubu Center established. |
| 1999 | Privacymark granted. |
| 2000 | Kashima Center established. |
| 2001 | ISO9001 : 2000 registered. |
| 2002 | Tsukuba Office, Naoetsu Center established. |
| 2004 | ISMS / BS779 registered. |
| 2005 | Health Care System business started. |
| 2006 | ISO/IEC 27001:2005 registered. Onahama Center, Shiga Center established. |
| 2009 | Merged with Ryoka Softec Inc. |
| 2011 | Business integration with MRC Information Systems Co.,Ltd |
| 2013 | Relocated the head office to Oshiage 1-chome, Sumida-ku, Tokyo. |
