Head to Head
| Japan NPB | 2021/08/19 08:45 | Seibu Lions v Lotte Marines | D | 3-3 |
| Japan NPB | 2021/08/18 08:45 | Seibu Lions v Lotte Marines | L | 3-5 |
| Japan NPB | 2021/08/17 08:45 | Seibu Lions v Lotte Marines | W | 8-2 |
| Japan NPB | 2021/07/14 08:45 | Lotte Marines v Seibu Lions | W | 3-8 |
| Japan NPB | 2021/07/13 08:45 | Lotte Marines v Seibu Lions | L | 7-6 |
| Japan NPB | 2021/06/20 04:00 | Lotte Marines v Seibu Lions | D | 3-3 |
| Japan NPB | 2021/06/19 05:00 | Lotte Marines v Seibu Lions | W | 2-7 |
| Japan NPB | 2021/06/18 08:45 | Lotte Marines v Seibu Lions | L | 5-0 |
Home History
| Japan NPB | 2021/08/29 08:00 | Nippon Ham Fighters v Seibu Lions | L | 6-0 |
| Japan NPB | 2021/08/28 08:00 | Nippon Ham Fighters v Seibu Lions | D | 8-8 |
| Japan NPB | 2021/08/27 08:45 | Nippon Ham Fighters v Seibu Lions | L | 7-2 |
| Japan NPB | 2021/08/26 08:45 | Softbank Hawks v Seibu Lions | W | 0-3 |
| Japan NPB | 2021/08/25 08:45 | Softbank Hawks v Seibu Lions | L | 6-1 |
| Japan NPB | 2021/08/24 08:45 | Softbank Hawks v Seibu Lions | D | 4-4 |
| Japan NPB | 2021/08/22 04:00 | Seibu Lions v Orix Buffaloes | W | 10-3 |
| Japan NPB | 2021/08/20 09:00 | Seibu Lions v Orix Buffaloes | L | 1-2 |
Away History
| Japan NPB | 2021/08/29 08:00 | Lotte Marines v Rakuten Eagles | W | 1-0 |
| Japan NPB | 2021/08/28 09:00 | Lotte Marines v Rakuten Eagles | W | 5-1 |
| Japan NPB | 2021/08/27 09:00 | Lotte Marines v Rakuten Eagles | W | 3-1 |
| Japan NPB | 2021/08/25 09:00 | Lotte Marines v Nippon Ham Fighters | W | 7-4 |
| Japan NPB | 2021/08/24 09:30 | Lotte Marines v Nippon Ham Fighters | D | 3-3 |
| Japan NPB | 2021/08/22 04:00 | Lotte Marines v Softbank Hawks | L | 2-4 |
| Japan NPB | 2021/08/21 09:00 | Lotte Marines v Softbank Hawks | W | 8-6 |
| Japan NPB | 2021/08/20 09:00 | Lotte Marines v Softbank Hawks | W | 5-3 |