Head to Head
| Japan NPB | 2018/10/03 09:00 | Seibu Lions v Nippon Ham Fighters | L | 7-3 |
| Japan NPB | 2018/10/02 09:00 | Seibu Lions v Nippon Ham Fighters | L | 3-2 |
| Japan NPB | 2018/10/01 09:00 | Seibu Lions v Nippon Ham Fighters | L | 2-1 |
| Japan NPB | 2018/09/30 09:00 | Seibu Lions v Nippon Ham Fighters | W | 1-4 |
| Japan NPB | 2018/09/19 09:00 | Nippon Ham Fighters v Seibu Lions | L | 4-12 |
| Japan NPB | 2018/09/18 09:00 | Nippon Ham Fighters v Seibu Lions | L | 4-7 |
| Japan NPB | 2018/09/05 09:00 | Seibu Lions v Nippon Ham Fighters | W | 0-4 |
| Japan NPB | 2018/09/04 09:00 | Seibu Lions v Nippon Ham Fighters | L | 7-3 |
Home History
| Japan Pre-Season Friendlies | 2019/02/21 03:30 | Rakuten Eagles v Nippon Ham Fighters | W | 4-12 |
| Japan NPB | 2018/10/15 09:00 | Nippon Ham Fighters v Softbank Hawks | L | 2-5 |
| Japan NPB | 2018/10/14 04:00 | Nippon Ham Fighters v Softbank Hawks | W | 4-2 |
| Japan NPB | 2018/10/13 04:00 | Nippon Ham Fighters v Softbank Hawks | L | 3-8 |
| Japan NPB | 2018/10/11 09:00 | Lotte Marines v Nippon Ham Fighters | W | 4-5 |
| Japan NPB | 2018/10/10 09:00 | Lotte Marines v Nippon Ham Fighters | W | 4-5 |
| Japan NPB | 2018/10/04 09:00 | Nippon Ham Fighters v Rakuten Eagles | W | 4-3 |
| Japan NPB | 2018/10/03 09:00 | Seibu Lions v Nippon Ham Fighters | L | 7-3 |
Away History
| 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 |
| Japan NPB | 2018/10/04 09:15 | Seibu Lions v Lotte Marines | W | 6-3 |
| Japan NPB | 2018/10/03 09:00 | Seibu Lions v Nippon Ham Fighters | W | 7-3 |