| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
2022 Chiba Championship | 2022-02-26 | 2022-02-27 |
|
Japan Open Chess Tournament 2018 | 2018-11-23 | 2018-11-24 |
|
Japan Open Chess Tournament 2018 1-day course | 2018-11-24 | 2018-11-24 |
|
２０１８年 百傑戦 | 2018-03-10 | 2018-03-11 |
|
2018 Chiba Regional Tournament - Japan Championship Qualifier | 2018-02-03 | 2018-02-04 |