Head to Head
| Japan - NPB | 2021/04/22 09:00 | Seibu Lions v Orix Buffaloes | W | 6-7 |
| Japan - NPB | 2021/04/21 09:00 | Seibu Lions v Orix Buffaloes | W | 2-4 |
| Japan - NPB | 2021/04/20 09:00 | Seibu Lions v Orix Buffaloes | W | 3-11 |
| Japan - NPB | 2021/03/28 04:00 | Orix Buffaloes v Seibu Lions | L | 1-5 |
| Japan - NPB | 2021/03/27 05:00 | Orix Buffaloes v Seibu Lions | W | 3-2 |
| Japan - NPB | 2021/03/26 08:45 | Orix Buffaloes v Seibu Lions | L | 3-4 |
| Japan - NPB Exhibition | 2021/03/14 05:00 | Seibu Lions v Orix Buffaloes | W | 0-5 |
| Japan - NPB | 2020/10/18 04:00 | Orix Buffaloes v Seibu Lions | L | 2-3 |
| Japan - NPB | 2020/10/17 05:00 | Orix Buffaloes v Seibu Lions | W | 4-1 |
| Japan - NPB | 2020/10/16 09:00 | Orix Buffaloes v Seibu Lions | L | 1-2 |
| Japan - NPB | 2020/10/01 09:00 | Seibu Lions v Orix Buffaloes | L | 7-6 |
| Japan - NPB | 2020/09/30 09:00 | Seibu Lions v Orix Buffaloes | W | 0-5 |
| Japan - NPB | 2020/09/29 09:00 | Seibu Lions v Orix Buffaloes | W | 0-3 |
| Japan - NPB | 2020/09/20 04:00 | Seibu Lions v Orix Buffaloes | L | 5-4 |
| Japan - NPB | 2020/09/19 09:00 | Seibu Lions v Orix Buffaloes | W | 3-6 |
| Japan - NPB | 2020/09/18 09:00 | Seibu Lions v Orix Buffaloes | W | 2-8 |
| Japan - NPB | 2020/09/10 09:00 | Orix Buffaloes v Seibu Lions | W | 12-4 |
| Japan - NPB | 2020/09/09 09:00 | Orix Buffaloes v Seibu Lions | L | 5-13 |
| Japan - NPB | 2020/09/08 09:00 | Orix Buffaloes v Seibu Lions | L | 0-2 |
| Japan - NPB | 2020/08/23 04:00 | Seibu Lions v Orix Buffaloes | W | 5-6 |
| Japan - NPB | 2020/08/22 05:00 | Seibu Lions v Orix Buffaloes | W | 2-5 |
| Japan - NPB | 2020/08/21 09:00 | Seibu Lions v Orix Buffaloes | W | 1-3 |
| Japan - NPB | 2020/08/20 09:00 | Seibu Lions v Orix Buffaloes | L | 6-4 |
| Japan - NPB | 2020/08/19 09:00 | Seibu Lions v Orix Buffaloes | L | 4-3 |
| Japan - NPB | 2020/08/18 09:00 | Seibu Lions v Orix Buffaloes | L | 3-1 |
| Japan - NPB | 2020/07/05 09:00 | Orix Buffaloes v Seibu Lions | W | 8-5 |
| Japan - NPB | 2020/07/04 09:00 | Orix Buffaloes v Seibu Lions | W | 4-3 |
| Japan - NPB | 2020/07/03 09:00 | Orix Buffaloes v Seibu Lions | D | 4-4 |
| Japan - NPB | 2020/07/02 09:00 | Orix Buffaloes v Seibu Lions | L | 5-9 |
| Japan - NPB | 2020/07/01 09:00 | Orix Buffaloes v Seibu Lions | W | 6-0 |