Head to Head
| Japan NPB | 2018/09/11 09:00 | Seibu Lions v Orix Buffaloes | W | 7-0 |
| Japan NPB | 2018/09/02 04:00 | Seibu Lions v Orix Buffaloes | L | 1-5 |
| Japan NPB | 2018/09/01 05:00 | Orix Buffaloes v Seibu Lions | L | 10-8 |
| Japan NPB | 2018/08/31 09:00 | Seibu Lions v Orix Buffaloes | W | 1-0 |
| Japan NPB | 2018/08/16 09:00 | Orix Buffaloes v Seibu Lions | D | 1-1 |
| Japan NPB | 2018/08/15 09:00 | Orix Buffaloes v Seibu Lions | L | 4-3 |
| Japan NPB | 2018/08/14 09:00 | Orix Buffaloes v Seibu Lions | W | 6-7 |
| Japan NPB | 2018/08/09 09:00 | Seibu Lions v Orix Buffaloes | L | 6-7 |
Home History
| Japan NPB | 2018/09/11 09:00 | Seibu Lions v Orix Buffaloes | W | 7-0 |
| Japan NPB | 2018/09/09 04:00 | Lotte Marines v Seibu Lions | W | 2-6 |
| Japan NPB | 2018/09/08 05:00 | Seibu Lions v Lotte Marines | L | 9-13 |
| Japan NPB | 2018/09/07 09:00 | Lotte Marines v Seibu Lions | W | 4-10 |
| Japan NPB | 2018/09/05 09:00 | Seibu Lions v Nippon Ham Fighters | L | 0-4 |
| Japan NPB | 2018/09/04 09:00 | Seibu Lions v Nippon Ham Fighters | W | 7-3 |
| Japan NPB | 2018/09/02 04:00 | Seibu Lions v Orix Buffaloes | L | 1-5 |
| Japan NPB | 2018/09/01 05:00 | Orix Buffaloes v Seibu Lions | L | 10-8 |
Away History
| Japan NPB | 2018/09/11 09:00 | Seibu Lions v Orix Buffaloes | L | 7-0 |
| Japan NPB | 2018/09/09 04:00 | Orix Buffaloes v Softbank Hawks | L | 0-1 |
| Japan NPB | 2018/09/08 05:00 | Softbank Hawks v Orix Buffaloes | L | 12-0 |
| Japan NPB | 2018/09/07 09:00 | Orix Buffaloes v Softbank Hawks | W | 3-1 |
| Japan NPB | 2018/09/06 09:00 | Rakuten Eagles v Orix Buffaloes | L | 4-0 |
| Japan NPB | 2018/09/05 09:00 | Rakuten Eagles v Orix Buffaloes | L | 9-8 |
| Japan NPB | 2018/09/02 04:00 | Seibu Lions v Orix Buffaloes | W | 1-5 |
| Japan NPB | 2018/09/01 05:00 | Orix Buffaloes v Seibu Lions | W | 10-8 |