| June 2008 to present |
Serve as a Senior Executive Advisor, TEKKEN Co. |
| July 2002 |
Appointed the President of TEKKEN Co. |
| July 2000 |
Appointed the President of The EKIBIRU Development Co. TOKYO (JR East subsidiary) |
| June 1994 |
Appointed as the Executive Director and Director General of Business Development Headquarters, East Japan Railway Company (JR East) |
| April 1987 |
Appointed the General Manager of Tohoku Construction Office, JR East which was the new name after the privatization of Japanese National Railway (JNR) |
| March 1985 |
Appointed the Senior Manager, Construction Department, JNR |
| April 1964 |
Joined JNR |
| March 1964 |
Graduated from Department of Civil Engineering, The University of Tokyo |
