Head to Head
| Japán - NPB | 2021/04/30 09:00 | Seibu Lions v Nippon Ham Fighters | W | 5-1 |
| Japán - NPB | 2021/04/14 08:45 | Nippon Ham Fighters v Seibu Lions | W | 1-2 |
| Japán - NPB | 2021/04/13 08:45 | Nippon Ham Fighters v Seibu Lions | L | 3-2 |
| Japán - NPB | 2021/03/31 09:00 | Seibu Lions v Nippon Ham Fighters | D | 1-1 |
| Japán - NPB | 2021/03/30 09:30 | Seibu Lions v Nippon Ham Fighters | W | 11-4 |
| Japán NPB Exhibition | 2021/03/04 09:00 | Seibu Lions v Nippon Ham Fighters | W | 6-1 |
| Japán NPB Exhibition | 2021/03/03 09:00 | Seibu Lions v Nippon Ham Fighters | L | 0-7 |
| Japán - NPB | 2020/11/04 09:00 | Nippon Ham Fighters v Seibu Lions | W | 3-10 |
| Japán - NPB | 2020/11/03 05:00 | Nippon Ham Fighters v Seibu Lions | W | 4-5 |
| Japán - NPB | 2020/11/02 09:00 | Nippon Ham Fighters v Seibu Lions | W | 0-4 |
| Japán - NPB | 2020/10/15 09:00 | Seibu Lions v Nippon Ham Fighters | L | 3-8 |
| Japán - NPB | 2020/10/14 09:00 | Seibu Lions v Nippon Ham Fighters | L | 2-7 |
| Japán - NPB | 2020/10/13 09:00 | Seibu Lions v Nippon Ham Fighters | W | 7-0 |
| Japán - NPB | 2020/09/24 09:00 | Nippon Ham Fighters v Seibu Lions | L | 12-2 |
| Japán - NPB | 2020/09/23 09:00 | Nippon Ham Fighters v Seibu Lions | W | 5-6 |
| Japán - NPB | 2020/09/22 09:00 | Nippon Ham Fighters v Seibu Lions | L | 5-1 |
| Japán - NPB | 2020/09/06 04:00 | Seibu Lions v Nippon Ham Fighters | W | 4-2 |
| Japán - NPB | 2020/09/05 05:00 | Seibu Lions v Nippon Ham Fighters | L | 2-6 |
| Japán - NPB | 2020/09/04 09:00 | Seibu Lions v Nippon Ham Fighters | W | 6-2 |
| Japán - NPB | 2020/08/27 09:00 | Nippon Ham Fighters v Seibu Lions | W | 7-8 |
| Japán - NPB | 2020/08/26 09:00 | Nippon Ham Fighters v Seibu Lions | L | 8-5 |
| Japán - NPB | 2020/08/25 09:00 | Nippon Ham Fighters v Seibu Lions | L | 4-3 |
| Japán - NPB | 2020/08/09 04:00 | Seibu Lions v Nippon Ham Fighters | L | 1-2 |
| Japán - NPB | 2020/08/08 05:00 | Seibu Lions v Nippon Ham Fighters | L | 6-7 |
| Japán - NPB | 2020/08/07 09:00 | Seibu Lions v Nippon Ham Fighters | L | 2-3 |
| Japán - NPB | 2020/08/06 09:00 | Seibu Lions v Nippon Ham Fighters | L | 3-5 |
| Japán - NPB | 2020/08/05 09:00 | Seibu Lions v Nippon Ham Fighters | W | 7-2 |
| Japán - NPB | 2020/06/21 05:00 | Nippon Ham Fighters v Seibu Lions | L | 12-2 |
| Japán - NPB | 2020/06/20 05:00 | Nippon Ham Fighters v Seibu Lions | L | 2-1 |
| Japán - NPB | 2020/06/19 09:00 | Nippon Ham Fighters v Seibu Lions | W | 0-3 |