Head to Head
| Japan NPB | 2017/08/22 09:00 | Seibu Lions v Softbank Hawks | L | 0-7 |
| Japan NPB | 2017/08/06 09:00 | Softbank Hawks v Seibu Lions | W | 1-6 |
| Japan NPB | 2017/08/05 09:00 | Softbank Hawks v Seibu Lions | L | 8-7 |
| Japan NPB | 2017/08/04 09:00 | Softbank Hawks v Seibu Lions | W | 4-8 |
| Japan NPB | 2017/07/19 09:00 | Seibu Lions v Softbank Hawks | L | 6-10 |
| 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 |
Home History
| Japan NPB | 2017/08/22 09:00 | Seibu Lions v Softbank Hawks | L | 0-7 |
| Japan NPB | 2017/08/20 05:00 | Seibu Lions v Nippon Ham Fighters | L | 3-9 |
| Japan NPB | 2017/08/19 05:00 | Seibu Lions v Nippon Ham Fighters | W | 3-0 |
| Japan NPB | 2017/08/18 09:00 | Seibu Lions v Nippon Ham Fighters | L | 0-4 |
| Japan NPB | 2017/08/17 09:00 | Rakuten Eagles v Seibu Lions | W | 0-3 |
| Japan NPB | 2017/08/16 09:00 | Rakuten Eagles v Seibu Lions | W | 0-5 |
| Japan NPB | 2017/08/15 09:00 | Rakuten Eagles v Seibu Lions | W | 8-17 |
| Japan NPB | 2017/08/13 08:00 | Seibu Lions v Lotte Marines | W | 6-3 |
Away History
| Japan NPB | 2017/08/22 09:00 | Seibu Lions v Softbank Hawks | W | 0-7 |
| Japan NPB | 2017/08/20 08:00 | Softbank Hawks v Rakuten Eagles | W | 4-1 |
| Japan NPB | 2017/08/19 09:00 | Softbank Hawks v Rakuten Eagles | W | 2-0 |
| Japan NPB | 2017/08/18 09:00 | Softbank Hawks v Rakuten Eagles | W | 4-1 |
| Japan NPB | 2017/08/16 09:00 | Orix Buffaloes v Softbank Hawks | W | 1-2 |
| Japan NPB | 2017/08/15 09:00 | Orix Buffaloes v Softbank Hawks | W | 3-5 |
| Japan NPB | 2017/08/14 09:00 | Nippon Ham Fighters v Softbank Hawks | L | 7-1 |
| Japan NPB | 2017/08/13 04:00 | Nippon Ham Fighters v Softbank Hawks | W | 2-3 |