Head to Head
| Japan Pre-Season Friendlies | 2019/03/06 09:00 | Seibu Lions v Softbank Hawks | L | 2-5 |
| Japan Pre-Season Friendlies | 2019/03/05 09:00 | Seibu Lions v Softbank Hawks | W | 11-3 |
| Japan NPB | 2018/10/21 04:00 | Softbank Hawks v Seibu Lions | L | 6-5 |
| Japan NPB | 2018/10/20 05:00 | Softbank Hawks v Seibu Lions | L | 8-2 |
| Japan NPB | 2018/10/19 09:00 | Softbank Hawks v Seibu Lions | L | 15-4 |
| Japan NPB | 2018/10/18 09:00 | Softbank Hawks v Seibu Lions | W | 5-13 |
| Japan NPB | 2018/10/17 09:00 | Softbank Hawks v Seibu Lions | L | 10-4 |
| Japan NPB | 2018/10/06 09:00 | Seibu Lions v Softbank Hawks | L | 3-8 |
Home History
| Japan Pre-Season Friendlies | 2019/03/24 04:00 | Seibu Lions v Yokohama Bay Stars | L | 1-6 |
| Japan Pre-Season Friendlies | 2019/03/23 04:00 | Seibu Lions v Yokohama Bay Stars | W | 4-3 |
| Japan Pre-Season Friendlies | 2019/03/22 09:00 | Seibu Lions v Hiroshima Carp | L | 0-4 |
| Japan Pre-Season Friendlies | 2019/03/21 05:00 | Seibu Lions v Rakuten Eagles | L | 4-6 |
| Japan Pre-Season Friendlies | 2019/03/21 04:00 | Seibu Lions v Yomiuri Giants | L | 2-13 |
| Japan Pre-Season Friendlies | 2019/03/20 09:00 | Seibu Lions v Rakuten Eagles | W | 4-3 |
| Japan Pre-Season Friendlies | 2019/03/17 04:00 | Yakult Swallows v Seibu Lions | W | 5-7 |
| Japan Pre-Season Friendlies | 2019/03/16 04:00 | Yokohama Bay Stars v Seibu Lions | W | 1-4 |
Away History
| Japan Pre-Season Friendlies | 2019/03/24 05:00 | Hiroshima Carp v Softbank Hawks | D | 6-6 |
| Japan Pre-Season Friendlies | 2019/03/23 04:00 | Softbank Hawks v Hiroshima Carp | W | 5-2 |
| Japan Pre-Season Friendlies | 2019/03/20 04:00 | Softbank Hawks v Lotte Marines | D | 1-1 |
| Japan Pre-Season Friendlies | 2019/03/19 04:00 | Softbank Hawks v Lotte Marines | L | 3-10 |
| Japan Pre-Season Friendlies | 2019/03/14 09:00 | Softbank Hawks v Yomiuri Giants | L | 3-4 |
| Japan Pre-Season Friendlies | 2019/03/14 04:00 | Chunichi Dragons v Softbank Hawks | W | 0-3 |
| Japan Pre-Season Friendlies | 2019/03/13 09:00 | Softbank Hawks v Yomiuri Giants | D | 0-0 |
| Japan Pre-Season Friendlies | 2019/03/13 03:30 | Orix Buffaloes v Softbank Hawks | D | 2-2 |