Head to Head
| Japan NPB | 2019/05/31 09:15 | Seibu Lions v Lotte Marines | W | 3-2 |
| Japan NPB | 2019/05/09 09:00 | Lotte Marines v Seibu Lions | L | 5-4 |
| Japan NPB | 2019/05/08 09:00 | Lotte Marines v Seibu Lions | L | 12-1 |
| Japan NPB | 2019/04/25 09:15 | Seibu Lions v Lotte Marines | W | 9-8 |
| Japan NPB | 2019/04/24 09:15 | Seibu Lions v Lotte Marines | W | 4-1 |
| Japan NPB | 2019/04/23 09:15 | Seibu Lions v Lotte Marines | D | 9-9 |
| Japan NPB | 2019/04/04 09:00 | Lotte Marines v Seibu Lions | W | 6-8 |
| Japan NPB | 2019/04/03 09:00 | Lotte Marines v Seibu Lions | W | 3-9 |
Home History
| Japan NPB | 2019/05/31 09:15 | Seibu Lions v Lotte Marines | W | 3-2 |
| Japan NPB | 2019/05/29 09:00 | Seibu Lions v Rakuten Eagles | W | 4-1 |
| Japan NPB | 2019/05/28 09:00 | Seibu Lions v Rakuten Eagles | L | 2-7 |
| Japan NPB | 2019/05/26 04:00 | Nippon Ham Fighters v Seibu Lions | L | 6-5 |
| Japan NPB | 2019/05/25 05:00 | Nippon Ham Fighters v Seibu Lions | W | 5-7 |
| Japan NPB | 2019/05/24 09:00 | Nippon Ham Fighters v Seibu Lions | W | 5-10 |
| Japan NPB | 2019/05/22 09:30 | Softbank Hawks v Seibu Lions | W | 3-7 |
| Japan NPB | 2019/05/21 09:30 | Softbank Hawks v Seibu Lions | W | 6-7 |
Away History
| Japan NPB | 2019/05/31 09:15 | Seibu Lions v Lotte Marines | L | 3-2 |
| Japan NPB | 2019/05/30 09:00 | Lotte Marines v Nippon Ham Fighters | L | 0-8 |
| Japan NPB | 2019/05/29 09:00 | Lotte Marines v Nippon Ham Fighters | L | 4-6 |
| Japan NPB | 2019/05/28 09:00 | Lotte Marines v Nippon Ham Fighters | L | 3-4 |
| Japan NPB | 2019/05/26 05:00 | Softbank Hawks v Lotte Marines | W | 2-8 |
| Japan NPB | 2019/05/25 05:00 | Softbank Hawks v Lotte Marines | W | 3-4 |
| Japan NPB | 2019/05/24 09:15 | Softbank Hawks v Lotte Marines | L | 6-3 |
| Japan NPB | 2019/05/22 09:00 | Lotte Marines v Orix Buffaloes | L | 4-5 |