Head to Head
| Japan NPB | 2018/05/24 09:00 | Seibu Lions v Softbank Hawks | L | 12-5 |
| Japan NPB | 2018/05/23 09:00 | Seibu Lions v Softbank Hawks | L | 2-1 |
| Japan NPB | 2018/05/22 09:00 | Seibu Lions v Softbank Hawks | W | 3-5 |
| Japan NPB | 2018/05/09 09:00 | Softbank Hawks v Seibu Lions | W | 3-0 |
| Japan NPB | 2018/05/08 09:00 | Softbank Hawks v Seibu Lions | W | 5-0 |
| Japan NPB | 2018/04/26 09:00 | Seibu Lions v Softbank Hawks | W | 1-4 |
| Japan NPB | 2018/04/25 09:00 | Seibu Lions v Softbank Hawks | L | 12-6 |
| Japan NPB | 2018/04/04 05:00 | Softbank Hawks v Seibu Lions | L | 1-2 |
Home History
| Japan NPB | 2018/06/24 04:00 | Softbank Hawks v Orix Buffaloes | W | 5-4 |
| Japan NPB | 2018/06/22 09:00 | Softbank Hawks v Orix Buffaloes | W | 5-3 |
| Japan NPB | 2018/06/19 09:00 | Softbank Hawks v Yakult Swallows | W | 5-4 |
| Japan NPB | 2018/06/17 04:00 | Hiroshima Carp v Softbank Hawks | L | 13-4 |
| Japan NPB | 2018/06/16 05:00 | Hiroshima Carp v Softbank Hawks | W | 2-6 |
| Japan NPB | 2018/06/15 09:00 | Hiroshima Carp v Softbank Hawks | W | 0-8 |
| Japan NPB | 2018/06/14 09:00 | Yomiuri Giants v Softbank Hawks | L | 6-4 |
| Japan NPB | 2018/06/13 09:00 | Yomiuri Giants v Softbank Hawks | W | 2-4 |
Away History
| Japan NPB | 2018/06/24 05:00 | Seibu Lions v Lotte Marines | W | 8-6 |
| Japan NPB | 2018/06/23 05:00 | Seibu Lions v Lotte Marines | L | 3-4 |
| Japan NPB | 2018/06/22 09:15 | Seibu Lions v Lotte Marines | W | 5-1 |
| Japan NPB | 2018/06/18 09:00 | Seibu Lions v Yokohama Bay Stars | L | 2-4 |
| Japan NPB | 2018/06/17 04:00 | Chunichi Dragons v Seibu Lions | L | 11-3 |
| Japan NPB | 2018/06/16 05:00 | Chunichi Dragons v Seibu Lions | W | 2-9 |
| Japan NPB | 2018/06/15 09:00 | Chunichi Dragons v Seibu Lions | W | 2-3 |
| Japan NPB | 2018/06/14 09:00 | Yakult Swallows v Seibu Lions | L | 6-4 |