Business career
1. 2019/09 ~ 2021/03  
2. 2019/04 ~ 2020/09  
3. 2018/04 ~ 2021/03  
Present specialized field
Papers
1. 2021/04  
2. 2018/03  
3. 2018  
4. 2017/03  
5. 2017/03  
Academic conference presentation
1. 2021/02/02  
2. 2020/11/14  
3. 2019/10/15  
4. 2019/05/12  
5. 2018/04/11