| Ⓐ ◉ AtCoder Regular Contest 207 (Div.1) | 02:30 | 1600 - 2999 |
| Ⓐ ◉ AtCoder Beginner Contest 426 | 01:40 | - 1999 |
| Ⓐ ◉ AtCoder Grand Contest 073 | 03:00 | 2000 - |
| Ⓐ ◉ UNIQUE VISION Programming Contest 2025 Autumn (AtCoder Beginner Contest 425) | 01:40 | - 1999 |
| Ⓐ ◉ AtCoder Regular Contest 206 (Div. 2) | 02:00 | 1200 - 2399 |
| Ⓐ ◉ AtCoder Beginner Contest 424 | 01:40 | - 1999 |
| Ⓗ ◉ ALGO ARTIS Programming Contest 2025 Summer（AtCoder Heuristic Contest 054） | 240:00 | All |
| Ⓐ ◉ AtCoder Beginner Contest 423 | 01:40 | - 1999 |
| Ⓗ ◉ 12th Asprova Programming Contest（AtCoder Heuristic Contest 053） | 04:00 | All |
| Ⓐ ◉ 日本最強プログラマー学生選手権～Advance～ | 01:40 | - 1999 |
| Ⓐ ◉ AtCoder Beginner Contest 422 | 01:40 | - 1999 |
| Ⓐ ◉ AtCoder Regular Contest 205 (Div. 2) | 02:00 | 1200 - 2399 |
| Ⓐ ◉ AtCoder Beginner Contest 421 | 01:40 | - 1999 |
| Ⓐ ◉ AtCoder Beginner Contest 420 | 01:40 | - 1999 |
| Ⓗ ◉ AtCoder Heuristic Contest 052 | 04:00 | All |
| Ⓐ ◉ AtCoder Regular Contest 204 (Div. 1) | 02:30 | 1600 - 2999 |
| Ⓐ ◉ AtCoder Beginner Contest 419 | 01:40 | - 1999 |
| Ⓐ ◉ AtCoder Beginner Contest 418 | 01:40 | - 1999 |
| Ⓐ ◉ AtCoder Regular Contest 203 (Div. 2) | 02:00 | 1200 - 2399 |
| Ⓐ ◉ AtCoder Beginner Contest 417 | 01:40 | - 1999 |
| Ⓗ ◉ THIRD Programming Contest 2025 Summer（AtCoder Heuristic Contest 051） | 240:00 | All |
| Ⓐ ◉ AtCoder Beginner Contest 416 | 01:40 | - 1999 |
| Ⓐ ◉ AtCoder Regular Contest 202 (Div. 1) | 02:30 | 1600 - 2999 |
| Ⓐ ◉ Japan Registry Services (JPRS) Programming Contest 2025#2 (AtCoder Beginner Contest 415) | 01:40 | - 1999 |
| Ⓐ ◉ World Tour Finals 2025 Algorithm（Open Contest） | 05:00 | - |
| Ⓐ ◉ World Tour Finals 2025 Algorithm | 05:00 | - |
| Ⓗ ◉ World Tour Finals 2025 Heuristic | 10:00 | - |
| Ⓐ ◉ Mirrativ Programming Contest 2025 (AtCoder Beginner Contest 414) | 01:40 | - 1999 |
| Ⓗ ◉ AtCoder Heuristic Contest 050 | 04:00 | All |
| Ⓐ ◉ Denso Create Programming Contest 2025（AtCoder Beginner Contest 413） | 01:40 | - 1999 |
| Ⓐ ◉ AtCoder Beginner Contest 412 | 01:40 | - 1999 |
| Ⓐ ◉ AtCoder Regular Contest 201 | 02:00 | 1200 - 2799 |
| Ⓐ ◉ UNIQUE VISION Programming Contest 2025 Summer (AtCoder Beginner Contest 411) | 01:40 | - 1999 |
| Ⓗ ◉ Toyota Programming Contest 2025#3（AtCoder Heuristic Contest 049） | 04:00 | All |
| Ⓐ ◉ AtCoder Regular Contest 200 (Div. 2) | 02:00 | 1200 - 2399 |
| Ⓐ ◉ AtCoder Beginner Contest 410 | 01:40 | - 1999 |
| Ⓐ ◉ AtCoder Beginner Contest 409 | 01:40 | - 1999 |
| Ⓐ ◉ AtCoder Regular Contest 199 (Div. 1) | 02:30 | 1600 - 2999 |
| Ⓐ ◉ AtCoder Beginner Contest 408 | 01:40 | - 1999 |
| Ⓗ ◉ MC Digital Programming Contest 2025 (AtCoder Heuristic Contest 048) | 240:00 | All |
| Ⓐ ◉ AtCoder Regular Contest 198 (Div. 2) | 02:00 | 1200 - 2399 |
| Ⓐ ◉ AtCoder Beginner Contest 407 | 01:40 | - 1999 |
| Ⓗ ◉ Toyota Programming Contest 2025#2（AtCoder Heuristic Contest 047） | 04:00 | All |
| Ⓐ ◉ Panasonic Programming Contest 2025（AtCoder Beginner Contest 406） | 01:40 | - 1999 |
| Ⓐ ◉ AtCoder Beginner Contest 405 | 01:40 | - 1999 |
| Ⓐ ◉ AtCoder Regular Contest 197 (Div. 2) | 02:00 | 1200 - 2399 |
| Ⓐ ◉ AtCoder Beginner Contest 404 | 01:40 | - 1999 |
| Ⓐ ◉ AtCoder Beginner Contest 403 | 01:40 | - 1999 |
| Ⓗ ◉ BrainPad Programming Contest 2025 （AtCoder Heuristic Contest 046） | 04:00 | All |
| Ⓐ ◉ AtCoder Grand Contest 072 | 03:00 | 2000 - |