
| April 1973 | Registered as an attorney-at-law admitted in Japan |
|---|---|
| February 1979 | Registered as an attorney-at-law admitted in New York, United States of America |
| October 1983 | Partner of Yuasa and Hara |
| July 1997 | Established Hirakawa, Sato and Kobayashi (Currently called City-Yuwa Partners) Partner of Hirakawa, Sato and Kobayashi |
| February 2003 | Partner of City-Yuwa Partners |
| June 2012 | Outside Statutory Auditor |
| June 2014 | Director (outside) [current] |