| April 1976 |
Joined Tokyo Electron Ltd. |
| June 1987 |
General Manager, KLA Department |
| October 1990 |
General Manager, SPE 3 Division |
| April 1992 |
General Manager, Overseas Marketing Headquarters |
| June 1992 |
Corporate Director |
| June 1996 |
Executive Managing Director |
| June 2003 |
Corporate Director; Senior Executive Vice President |
| June 2013 |
Corporate Director, Tokyo Electron Device Ltd. (incumbent) |
| June 2015 |
Corporate Director, Chairman of the Board of Directors, Tokyo Electron Ltd. |
| March 2023 |
Outside Board Director, Resonac Holdings Corporation |