Head to Head
| Japan NPB | 2015/05/21 09:00 | Seibu Lions v Lotte Marines | L | 6-10 |
| Japan NPB | 2015/05/20 09:00 | Seibu Lions v Lotte Marines | L | 6-7 |
| Japan NPB | 2015/05/19 09:00 | Seibu Lions v Lotte Marines | W | 3-2 |
| Japan NPB | 2015/05/10 04:00 | Lotte Marines v Seibu Lions | L | 11-1 |
| Japan NPB | 2015/05/09 05:00 | Lotte Marines v Seibu Lions | L | 10-2 |
| Japan NPB | 2015/05/08 09:15 | Lotte Marines v Seibu Lions | W | 3-9 |
| Japan NPB | 2015/04/30 09:15 | Lotte Marines v Seibu Lions | L | 3-2 |
| Japan NPB | 2015/04/29 05:00 | Lotte Marines v Seibu Lions | W | 0-7 |
Home History
| Japan NPB | 2015/06/23 09:00 | Seibu Lions v Softbank Hawks | L | 2-3 |
| Japan NPB | 2015/06/21 04:00 | Orix Buffaloes v Seibu Lions | W | 0-8 |
| Japan NPB | 2015/06/20 05:00 | Orix Buffaloes v Seibu Lions | W | 0-14 |
| Japan NPB | 2015/06/19 09:00 | Orix Buffaloes v Seibu Lions | L | 5-2 |
| Japan NPB | 2015/06/14 04:00 | Seibu Lions v Yakult Swallows | W | 3-2 |
| Japan NPB | 2015/06/13 05:00 | Seibu Lions v Yakult Swallows | W | 6-4 |
| Japan NPB | 2015/06/12 09:00 | Seibu Lions v Yakult Swallows | L | 3-9 |
| Japan NPB | 2015/06/11 09:00 | Seibu Lions v Hiroshima Carp | W | 5-4 |
Away History
| Japan NPB | 2015/06/23 09:00 | Nippon Ham Fighters v Lotte Marines | W | 3-6 |
| Japan NPB | 2015/06/21 04:00 | Lotte Marines v Rakuten Eagles | L | 0-5 |
| Japan NPB | 2015/06/20 05:00 | Lotte Marines v Rakuten Eagles | L | 2-3 |
| Japan NPB | 2015/06/19 09:15 | Lotte Marines v Rakuten Eagles | L | 1-2 |
| Japan NPB | 2015/06/15 09:00 | Yakult Swallows v Lotte Marines | W | 2-6 |
| Japan NPB | 2015/06/14 04:00 | Lotte Marines v Yomiuri Giants | W | 3-2 |
| Japan NPB | 2015/06/13 06:00 | Lotte Marines v Yomiuri Giants | W | 3-1 |
| Japan NPB | 2015/06/12 09:15 | Lotte Marines v Yomiuri Giants | W | 5-4 |