Head to Head
| Japan NPB | 2018/08/09 09:00 | Seibu Lions v Orix Buffaloes | W | 6-7 |
| Japan NPB | 2018/08/08 09:00 | Seibu Lions v Orix Buffaloes | L | 7-6 |
| Japan NPB | 2018/08/07 09:00 | Seibu Lions v Orix Buffaloes | L | 6-0 |
| Japan NPB | 2018/07/26 09:00 | Orix Buffaloes v Seibu Lions | L | 1-2 |
| Japan NPB | 2018/07/25 09:00 | Orix Buffaloes v Seibu Lions | L | 5-6 |
| Japan NPB | 2018/07/24 09:00 | Orix Buffaloes v Seibu Lions | L | 1-7 |
| Japan NPB | 2018/06/28 09:00 | Orix Buffaloes v Seibu Lions | L | 11-14 |
| Japan NPB | 2018/06/27 09:00 | Orix Buffaloes v Seibu Lions | D | 3-3 |
| Japan NPB | 2018/06/26 09:00 | Orix Buffaloes v Seibu Lions | W | 4-2 |
| Japan NPB | 2018/05/20 04:00 | Seibu Lions v Orix Buffaloes | W | 0-3 |
| Japan NPB | 2018/05/19 04:00 | Seibu Lions v Orix Buffaloes | L | 7-0 |
| Japan NPB | 2018/05/03 04:00 | Seibu Lions v Orix Buffaloes | L | 8-0 |
| Japan NPB | 2018/05/02 09:00 | Seibu Lions v Orix Buffaloes | W | 5-6 |
| Japan NPB | 2018/05/01 09:00 | Seibu Lions v Orix Buffaloes | W | 2-4 |
| Japan NPB | 2018/04/08 04:00 | Orix Buffaloes v Seibu Lions | L | 4-7 |
| Japan NPB | 2018/04/07 05:00 | Orix Buffaloes v Seibu Lions | L | 3-6 |
| Japan NPB | 2018/04/06 09:00 | Orix Buffaloes v Seibu Lions | L | 1-5 |
| Japan Pre-Season Friendlies | 2018/03/11 04:00 | Orix Buffaloes v Seibu Lions | W | 6-2 |
| Japan NPB | 2017/09/24 05:00 | Orix Buffaloes v Seibu Lions | L | 5-8 |
| Japan NPB | 2017/09/23 09:00 | Orix Buffaloes v Seibu Lions | L | 0-5 |
| Japan NPB | 2017/09/03 04:00 | Seibu Lions v Orix Buffaloes | W | 6-11 |
| Japan NPB | 2017/09/02 05:00 | Seibu Lions v Orix Buffaloes | W | 2-4 |
| Japan NPB | 2017/09/01 09:00 | Seibu Lions v Orix Buffaloes | L | 7-2 |
| Japan NPB | 2017/08/27 09:00 | Orix Buffaloes v Seibu Lions | W | 10-9 |
| Japan NPB | 2017/08/26 09:00 | Orix Buffaloes v Seibu Lions | W | 9-0 |
| Japan NPB | 2017/08/25 09:00 | Orix Buffaloes v Seibu Lions | L | 0-8 |
| Japan NPB | 2017/08/10 09:00 | Seibu Lions v Orix Buffaloes | W | 2-4 |
| Japan NPB | 2017/08/09 09:00 | Seibu Lions v Orix Buffaloes | L | 8-4 |
| Japan NPB | 2017/08/08 09:00 | Seibu Lions v Orix Buffaloes | W | 6-12 |
| Japan NPB | 2017/07/27 09:00 | Orix Buffaloes v Seibu Lions | L | 0-2 |