Head to Head
| Japan NPB | 2017/07/18 09:00 | Seibu Lions v Softbank Hawks | L | 1-3 |
| Japan NPB | 2017/07/17 09:00 | Seibu Lions v Softbank Hawks | L | 1-3 |
| Japan NPB | 2017/06/25 04:00 | Seibu Lions v Softbank Hawks | L | 6-7 |
| Japan NPB | 2017/06/24 05:00 | Seibu Lions v Softbank Hawks | W | 3-2 |
| Japan NPB | 2017/06/23 09:00 | Seibu Lions v Softbank Hawks | L | 0-10 |
| Japan NPB | 2017/05/21 04:00 | Softbank Hawks v Seibu Lions | W | 6-7 |
| Japan NPB | 2017/05/20 05:00 | Softbank Hawks v Seibu Lions | W | 5-7 |
| Japan NPB | 2017/05/19 09:00 | Softbank Hawks v Seibu Lions | L | 2-1 |
Home History
| Japan NPB | 2017/07/18 09:00 | Seibu Lions v Softbank Hawks | L | 1-3 |
| Japan NPB | 2017/07/17 09:00 | Seibu Lions v Softbank Hawks | L | 1-3 |
| Japan NPB | 2017/07/12 09:00 | Lotte Marines v Seibu Lions | W | 3-6 |
| Japan NPB | 2017/07/11 09:00 | Lotte Marines v Seibu Lions | W | 6-16 |
| Japan NPB | 2017/07/10 09:00 | Lotte Marines v Seibu Lions | W | 3-5 |
| Japan NPB | 2017/07/09 04:00 | Rakuten Eagles v Seibu Lions | L | 5-4 |
| Japan NPB | 2017/07/08 07:00 | Seibu Lions v Rakuten Eagles | L | 2-4 |
| Japan NPB | 2017/07/07 09:00 | Seibu Lions v Rakuten Eagles | W | 5-0 |
Away History
| Japan NPB | 2017/07/18 09:00 | Seibu Lions v Softbank Hawks | W | 1-3 |
| Japan NPB | 2017/07/17 09:00 | Seibu Lions v Softbank Hawks | W | 1-3 |
| Japan NPB | 2017/07/12 09:00 | Rakuten Eagles v Softbank Hawks | L | 2-0 |
| Japan NPB | 2017/07/11 09:00 | Rakuten Eagles v Softbank Hawks | L | 5-4 |
| Japan NPB | 2017/07/09 04:00 | Nippon Ham Fighters v Softbank Hawks | L | 2-0 |
| Japan NPB | 2017/07/08 06:00 | Softbank Hawks v Nippon Ham Fighters | W | 5-2 |
| Japan NPB | 2017/07/07 09:00 | Softbank Hawks v Nippon Ham Fighters | W | 4-1 |
| Japan NPB | 2017/07/05 09:00 | Orix Buffaloes v Softbank Hawks | W | 3-5 |