| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
Japan Senior Chess Championship 2019 シニア選手権 | 2019-08-02 | 2019-08-04 |
|
Hakodate Spring Chess Tournament 2015 A | 2015-03-08 | 2015-03-08 |
|
Hakodate Spring Chess Tournament 2015 B | 2015-03-08 | 2015-03-08 |
|
Kobe chess Championship 2023 | 2023-02-19 | 2023-02-19 |
|
Blitzking chess tournament 2015 | 2015-06-14 | 2015-06-14 |