Face à face
| Japon - NPB | 2020/07/28 09:00 | Seibu Lions v Softbank Hawks | L | 4-9 |
| Japon - NPB | 2020/06/28 04:00 | Softbank Hawks v Seibu Lions | W | 3-4 |
| Japon - NPB | 2020/06/27 05:00 | Softbank Hawks v Seibu Lions | W | 7-8 |
| Japon - NPB | 2020/06/26 09:00 | Softbank Hawks v Seibu Lions | W | 4-7 |
| Japon - NPB | 2020/06/25 09:00 | Softbank Hawks v Seibu Lions | L | 4-2 |
| Japon - NPB | 2020/06/24 09:00 | Softbank Hawks v Seibu Lions | L | 9-6 |
| Japon - NPB | 2020/06/23 09:00 | Softbank Hawks v Seibu Lions | W | 3-11 |
| Japan NPB Japan Series | 2019/10/13 05:00 | Seibu Lions v Softbank Hawks | L | 3-9 |
Home History
| Japon - NPB | 2020/07/28 09:00 | Seibu Lions v Softbank Hawks | L | 4-9 |
| Japon - NPB | 2020/07/26 09:00 | Lotte Marines v Seibu Lions | W | 2-4 |
| Japon - NPB | 2020/07/25 09:00 | Lotte Marines v Seibu Lions | L | 5-0 |
| Japon - NPB | 2020/07/24 09:00 | Lotte Marines v Seibu Lions | W | 2-3 |
| Japon - NPB | 2020/07/23 09:00 | Lotte Marines v Seibu Lions | W | 2-3 |
| Japon - NPB | 2020/07/22 09:00 | Lotte Marines v Seibu Lions | L | 2-1 |
| Japon - NPB | 2020/07/21 09:00 | Lotte Marines v Seibu Lions | W | 3-8 |
| Japon - NPB | 2020/07/19 04:00 | Seibu Lions v Rakuten Eagles | L | 5-9 |
Away History
| Japon - NPB | 2020/07/28 09:00 | Seibu Lions v Softbank Hawks | W | 4-9 |
| Japon - NPB | 2020/07/26 04:00 | Nippon Ham Fighters v Softbank Hawks | W | 1-6 |
| Japon - NPB | 2020/07/25 05:00 | Nippon Ham Fighters v Softbank Hawks | L | 9-7 |
| Japon - NPB | 2020/07/24 09:00 | Nippon Ham Fighters v Softbank Hawks | W | 1-4 |
| Japon - NPB | 2020/07/23 09:00 | Nippon Ham Fighters v Softbank Hawks | L | 3-2 |
| Japon - NPB | 2020/07/22 09:00 | Nippon Ham Fighters v Softbank Hawks | W | 2-3 |
| Japon - NPB | 2020/07/21 09:00 | Nippon Ham Fighters v Softbank Hawks | L | 2-1 |
| Japon - NPB | 2020/07/19 04:00 | Softbank Hawks v Orix Buffaloes | W | 3-2 |