| Specialization and related fields | 
|---|
| Business career | ||
|---|---|---|
| 1. | 1986/04
        
          ~ 1994/02 | |
| 2. | 1994/03
        
          ~ 1996/02 | |
| 3. | 1996/02
        
          ~ 2008/03 | |
| 4. | 2001/04
        
          ~ 2018/03 | |
| 5. | 2003/10
        
          ~ 2008/03 | |
| Belonging society | ||
|---|---|---|
| 1. | 1984/01
        
          ~ | |
| Official position and committee in Univ. | ||
|---|---|---|
| 1. | 2019/04/01
        						
            						~ 2021/03/31 | |
| 2. | 2022/04/01
        						
            						~ 2024/03/31 | |