| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
small game | 2025-04-09 | 2025-04-10 |
|
15th Chiba Chess Festa in Kashiwa | 2025-04-29 | 2025-04-29 |
|
Japan Youth Chess Championship 2025 ユース | 2025-04-05 | 2025-04-06 |
|
Japan Cadets Chess Championship 2025 U12 カデッツU12 | 2025-04-05 | 2025-04-06 |
|
Japan Cadets Chess Championship 2025 U10 カデッツU10 | 2025-04-05 | 2025-04-06 |