| Japan - NPB Reserve League | 2019/07/03 04:00 | Seibu Lions - Reserves v Nipponham Fighters - Reserves | W | 2-1 |
| Japan - NPB Reserve League | 2019/06/12 04:00 | Seibu Lions - Reserves v Nipponham Fighters - Reserves | L | 1-5 |
| 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 |