Business career
1. 2006/04/01 ~
2. 1995/04/01 ~ 2006/03/31
3. 1989/05/01 ~ 1995/03/31
Present specialized field
Papers
1. 2025/11
2. 2023/03
3. 2022/11
4. 2019/12
5. 2018/08
E-Mail Address