| 2026-11-01 | Diamond Dolphins – Shiga Lakestars | 87:64 | 14 |
| 2026-10-30 | Diamond Dolphins – Shiga Lakestars | 104:69 | 3 |
| 2026-10-25 | Tokyo Sunrockers – Diamond Dolphins | 85:96 | 34 |
| 2026-10-21 | Utsunomiya Brex – Diamond Dolphins | 69:98 | 70 |
| 2026-10-19 | Shinshu Brave Warriors – Diamond Dolphins | 77:92 | 18 |
| 2026-10-11 | Ibaraki Robots – Diamond Dolphins | 78:90 | 21 |
| 2026-10-04 | Shimane Susanoo Magic – Diamond Dolphins | 80:90 | 9 |
| 2026-10-03 | Shimane Susanoo Magic – Diamond Dolphins | 73:85 | 10 |
| 2026-09-26 | Brave Thunders – Diamond Dolphins | 63:93 | 1 |
| 2026-05-22 | Ryukyu Golden Kings – Diamond Dolphins | 85:65 | 4 |
| 2026-05-17 | Utsunomiya Brex – Diamond Dolphins | 66:75 | 2 |
| 2026-05-16 | Utsunomiya Brex – Diamond Dolphins | 82:89 | 2 |
| 2026-05-10 | SAN-EN NeoPhoenix – Diamond Dolphins | 93:79 | 1 |
| 2026-05-03 | Diamond Dolphins – Utsunomiya Brex | | 1 |
| 2026-05-02 | Diamond Dolphins – Utsunomiya Brex | | 2 |
| 2026-04-29 | Saga Ballooners – Diamond Dolphins | 71:66 | 2 |
| 2026-04-26 | Diamond Dolphins – Shiga Lakestars | 84:86 | 3 |
| 2026-04-25 | Diamond Dolphins – Shiga Lakestars | 106:95 | 4 |
| 2026-04-22 | Diamond Dolphins – Ryukyu Golden Kings | 80:76 | 4 |
| 2026-04-19 | SeaHorses Mikawa – Diamond Dolphins | | 1 |