| Japan NPB Reserve League | 2019/05/24 04:00 | Nipponham Fighters Reserves v Seibu Lions Reserves | W | 1-4 |
| Japan NPB Reserve League | 2019/04/24 04:21 | Seibu Lions Reserves v Nipponham Fighters Reserves | L | 3-7 |
| Japan NPB Reserve League | 2019/04/23 04:00 | Seibu Lions Reserves v Nipponham Fighters Reserves | L | 0-5 |
| Japan NPB Reserve League | 2019/05/31 09:00 | Seibu Lions Reserves v Yokohama Bay Stars Reserves | L | 1-4 |
| Japan NPB Reserve League | 2019/05/24 04:00 | Nipponham Fighters Reserves v Seibu Lions Reserves | W | 1-4 |
| Japan NPB Reserve League | 2019/05/17 04:00 | Seibu Lions Reserves v Rakuten Eagles Reserves | L | 0-3 |
| Japan NPB Reserve League | 2019/05/07 04:00 | Seibu Lions Reserves v Yakult Swallows Reserves | D | 5-5 |
| Japan NPB Reserve League | 2019/04/24 04:21 | Seibu Lions Reserves v Nipponham Fighters Reserves | L | 3-7 |
| Japan NPB Reserve League | 2019/04/23 04:00 | Seibu Lions Reserves v Nipponham Fighters Reserves | L | 0-5 |
| Japan NPB Reserve League | 2019/06/06 04:00 | Nipponham Fighters Reserves v Yomiuri Giants Reserves | W | 6-1 |
| Japan NPB Reserve League | 2019/06/04 04:00 | Nipponham Fighters Reserves v Yomiuri Giants Reserves | L | 4-10 |
| Japan NPB Reserve League | 2019/05/24 04:00 | Nipponham Fighters Reserves v Seibu Lions Reserves | L | 1-4 |
| Japan NPB Reserve League | 2019/05/23 04:00 | Yomiuri Giants Reserves v Nipponham Fighters Reserves | W | 0-1 |
| Japan NPB Reserve League | 2019/05/10 04:00 | Rakuten Eagles Reserves v Nipponham Fighters Reserves | W | 6-7 |
| Japan NPB Reserve League | 2019/04/24 04:21 | Seibu Lions Reserves v Nipponham Fighters Reserves | W | 3-7 |
| Japan NPB Reserve League | 2019/04/23 04:00 | Seibu Lions Reserves v Nipponham Fighters Reserves | W | 0-5 |