| Japan - NPB Reserve League | 2021/09/01 03:55 | Nipponham Fighters - Reserves v Seibu Lions - Reserves | L | 10-11 |
| Japan - NPB Reserve League | 2021/08/20 04:00 | Seibu Lions - Reserves v Nipponham Fighters - Reserves | W | 3-4 |
| Japan - NPB Reserve League | 2021/08/03 04:00 | Seibu Lions - Reserves v Nipponham Fighters - Reserves | W | 5-6 |
| Japan - NPB Reserve League | 2021/07/05 08:45 | Nipponham Fighters - Reserves v Seibu Lions - Reserves | L | 6-8 |
| Japan - NPB Reserve League | 2021/06/17 04:00 | Nipponham Fighters - Reserves v Seibu Lions - Reserves | W | 2-1 |
| Japan - NPB Reserve League | 2020/10/08 03:30 | Nipponham Fighters - Reserves v Seibu Lions - Reserves | D | 0-0 |
| Japan - NPB Reserve League | 2020/10/07 03:30 | Nipponham Fighters - Reserves v Seibu Lions - Reserves | W | 11-5 |
| Japan - NPB Reserve League | 2020/10/06 03:30 | Nipponham Fighters - Reserves v Seibu Lions - Reserves | W | 11-2 |
| Japan - NPB Reserve League | 2022/03/31 04:00 | Nipponham Fighters - Reserves v Yomiuri Giants - Reserves | W | 6-0 |
| Japan - NPB Reserve League | 2021/10/31 03:30 | Nipponham Fighters - Reserves v Yomiuri Giants - Reserves | W | 5-3 |
| Japan - NPB Reserve League | 2021/10/26 03:30 | Nipponham Fighters - Reserves v Hanshin Tigers - Reserves | L | 1-5 |
| Japan - NPB Reserve League | 2021/09/29 07:00 | Nipponham Fighters - Reserves v Yomiuri Giants - Reserves | W | 13-7 |
| Japan - NPB Reserve League | 2021/09/28 07:00 | Nipponham Fighters - Reserves v Yomiuri Giants - Reserves | L | 0-6 |
| Japan - NPB Reserve League | 2021/09/22 04:00 | Yakult Swallows - Reserves v Nipponham Fighters - Reserves | L | 13-3 |
| Japan - NPB Reserve League | 2021/09/08 04:00 | Yomiuri Giants - Reserves v Nipponham Fighters - Reserves | W | 4-8 |
| Japan - NPB Reserve League | 2021/09/07 04:00 | Yomiuri Giants - Reserves v Nipponham Fighters - Reserves | W | 0-8 |
| Japan - NPB Reserve League | 2022/03/23 04:00 | Chiba Lotte Marines - Reserves v Seibu Lions - Reserves | W | 2-3 |
| Japan - NPB Reserve League | 2021/11/01 02:00 | Hiroshima Carp - Reserves v Seibu Lions - Reserves | L | 4-2 |
| Japan - NPB Reserve League | 2021/10/28 03:26 | Hanshin Tigers - Reserves v Seibu Lions - Reserves | L | 9-1 |
| Japan - NPB Reserve League | 2021/10/27 03:30 | Yomiuri Giants - Reserves v Seibu Lions - Reserves | L | 4-1 |
| Japan - NPB Reserve League | 2021/10/03 04:00 | Yomiuri Giants - Reserves v Seibu Lions - Reserves | L | 5-1 |
| Japan - NPB Reserve League | 2021/09/20 04:00 | Chiba Lotte Marines - Reserves v Seibu Lions - Reserves | D | 0-0 |
| Japan - NPB Reserve League | 2021/09/13 08:45 | Rakuten Eagles - Reserves v Seibu Lions - Reserves | W | 1-4 |
| Japan - NPB Reserve League | 2021/09/11 04:00 | Rakuten Eagles - Reserves v Seibu Lions - Reserves | W | 0-2 |