| Authorized Director of Securities and Derivatives Business Operator LAND AND HOUSES FUND MANAGEMENT CO.,LTD. | 16/01/2015 | |
| Derivatives Investment Manager | 01/01/2023 | 31/12/2024 |
| Fundamental Investment Analyst on Securities | 01/01/2024 | 31/12/2025 |
| Manager of Securities and Derivatives Business Operator LAND AND HOUSES FUND MANAGEMENT CO.,LTD. | 20/09/2018 | |