Head to Head
| Japan NPB | 2015/05/14 09:00 | Nippon Ham Fighters v Seibu Lions | W | 2-1 |
| Japan NPB | 2015/05/13 09:00 | Nippon Ham Fighters v Seibu Lions | L | 7-8 |
| Japan NPB | 2015/05/12 09:00 | Nippon Ham Fighters v Seibu Lions | L | 2-5 |
| Japan NPB | 2015/04/22 09:00 | Seibu Lions v Nippon Ham Fighters | W | 1-5 |
| Japan NPB | 2015/04/21 09:00 | Seibu Lions v Nippon Ham Fighters | L | 6-2 |
| Japan NPB | 2015/04/08 09:30 | Nippon Ham Fighters v Seibu Lions | W | 6-1 |
| Japan NPB | 2015/04/07 09:30 | Nippon Ham Fighters v Seibu Lions | W | 4-0 |
| Japan NPB | 2014/10/02 09:00 | Seibu Lions v Nippon Ham Fighters | L | 9-8 |
Home History
| Japan NPB | 2015/06/23 09:00 | Nippon Ham Fighters v Lotte Marines | L | 3-6 |
| Japan NPB | 2015/06/21 04:00 | Softbank Hawks v Nippon Ham Fighters | L | 4-2 |
| Japan NPB | 2015/06/20 05:00 | Softbank Hawks v Nippon Ham Fighters | L | 11-1 |
| Japan NPB | 2015/06/19 09:00 | Softbank Hawks v Nippon Ham Fighters | L | 4-3 |
| Japan NPB | 2015/06/16 09:00 | Hanshin Tigers v Nippon Ham Fighters | L | 11-4 |
| Japan NPB | 2015/06/14 04:00 | Nippon Ham Fighters v Yokohama Bay Stars | W | 3-1 |
| Japan NPB | 2015/06/13 06:00 | Nippon Ham Fighters v Yokohama Bay Stars | W | 3-2 |
| Japan NPB | 2015/06/12 09:00 | Nippon Ham Fighters v Yokohama Bay Stars | W | 8-7 |
Away 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 |