Head to Head
| Japan NPB | 2018/05/01 09:00 | Seibu Lions v Orix Buffaloes | L | 2-4 |
| Japan NPB | 2018/04/08 04:00 | Orix Buffaloes v Seibu Lions | W | 4-7 |
| Japan NPB | 2018/04/07 05:00 | Orix Buffaloes v Seibu Lions | W | 3-6 |
| Japan NPB | 2018/04/06 09:00 | Orix Buffaloes v Seibu Lions | W | 1-5 |
| Japan Pre-Season Friendlies | 2018/03/11 04:00 | Orix Buffaloes v Seibu Lions | L | 6-2 |
| Japan NPB | 2017/09/24 05:00 | Orix Buffaloes v Seibu Lions | W | 5-8 |
| Japan NPB | 2017/09/23 09:00 | Orix Buffaloes v Seibu Lions | W | 0-5 |
| Japan NPB | 2017/09/03 04:00 | Seibu Lions v Orix Buffaloes | L | 6-11 |
Home History
| Japan NPB | 2018/05/01 09:00 | Seibu Lions v Orix Buffaloes | L | 2-4 |
| Japan NPB | 2018/04/30 04:00 | Rakuten Eagles v Seibu Lions | W | 2-5 |
| Japan NPB | 2018/04/29 04:00 | Rakuten Eagles v Seibu Lions | W | 4-16 |
| Japan NPB | 2018/04/28 05:00 | Rakuten Eagles v Seibu Lions | W | 3-7 |
| Japan NPB | 2018/04/26 09:00 | Seibu Lions v Softbank Hawks | L | 1-4 |
| Japan NPB | 2018/04/25 09:00 | Seibu Lions v Softbank Hawks | W | 12-6 |
| Japan NPB | 2018/04/22 04:00 | Lotte Marines v Seibu Lions | W | 5-11 |
| Japan NPB | 2018/04/21 05:00 | Lotte Marines v Seibu Lions | W | 3-9 |
Away History
| Japan NPB | 2018/05/01 09:00 | Seibu Lions v Orix Buffaloes | W | 2-4 |
| Japan NPB | 2018/04/30 04:00 | Softbank Hawks v Orix Buffaloes | W | 5-6 |
| Japan NPB | 2018/04/29 04:00 | Softbank Hawks v Orix Buffaloes | L | 7-4 |
| Japan NPB | 2018/04/28 09:00 | Softbank Hawks v Orix Buffaloes | W | 1-3 |
| Japan NPB | 2018/04/26 09:00 | Orix Buffaloes v Nippon Ham Fighters | L | 2-3 |
| Japan NPB | 2018/04/25 09:00 | Orix Buffaloes v Nippon Ham Fighters | L | 1-4 |
| Japan NPB | 2018/04/24 09:00 | Orix Buffaloes v Nippon Ham Fighters | L | 3-5 |
| Japan NPB | 2018/04/22 04:00 | Orix Buffaloes v Rakuten Eagles | W | 8-0 |