| Japan NPB Reserve League | 2024/08/18 08:00 | Oisix Niigata v Seibu Lions Reserves | L | 1-2 |
| Japan NPB Reserve League | 2024/08/17 09:00 | Oisix Niigata v Seibu Lions Reserves | L | 3-9 |
| Japan NPB Reserve League | 2024/07/14 04:00 | Oisix Niigata v Seibu Lions Reserves | L | 3-6 |
| Japan NPB Reserve League | 2024/07/13 04:00 | Oisix Niigata v Seibu Lions Reserves | L | 4-8 |
| Japan NPB Reserve League | 2024/05/03 04:00 | Oisix Niigata v Seibu Lions Reserves | L | 0-8 |
| Japan NPB Reserve League | 2024/08/29 04:00 | Oisix Niigata v Yomiuri Giants Reserves | L | 1-5 |
| Japan NPB Reserve League | 2024/08/28 04:00 | Oisix Niigata v Yomiuri Giants Reserves | L | 1-7 |
| Japan NPB Reserve League | 2024/08/27 04:00 | Oisix Niigata v Yomiuri Giants Reserves | L | 1-8 |
| Japan NPB Reserve League | 2024/08/18 08:00 | Oisix Niigata v Seibu Lions Reserves | L | 1-2 |
| Japan NPB Reserve League | 2024/08/17 09:00 | Oisix Niigata v Seibu Lions Reserves | L | 3-9 |
| Japan NPB Reserve League | 2024/08/14 03:30 | Oisix Niigata v Nipponham Fighters Reserves | L | 2-13 |
| Japan NPB Reserve League | 2024/08/13 04:00 | Oisix Niigata v Nipponham Fighters Reserves | L | 5-22 |
| Japan NPB Reserve League | 2024/07/14 04:00 | Oisix Niigata v Seibu Lions Reserves | L | 3-6 |
| Japan Phoenix League | 2024/10/28 03:30 | Seibu Lions Reserves v Hiroshima Carp Reserves | D | 1-1 |
| Japan Phoenix League | 2024/10/10 03:30 | Seibu Lions Reserves v SoftBank Hawks Reserves | W | 8-3 |
| Japan NPB Reserve League | 2024/09/25 09:00 | Yakult Swallows Reserves v Seibu Lions Reserves | L | 7-0 |
| Japan NPB Reserve League | 2024/09/24 09:00 | Yakult Swallows Reserves v Seibu Lions Reserves | W | 0-3 |
| Japan NPB Reserve League | 2024/09/23 04:00 | Yakult Swallows Reserves v Seibu Lions Reserves | W | 3-6 |
| Japan NPB Reserve League | 2024/09/08 03:30 | Rakuten Eagles Reserves v Seibu Lions Reserves | W | 6-7 |
| Japan NPB Reserve League | 2024/09/07 04:00 | Rakuten Eagles Reserves v Seibu Lions Reserves | W | 0-3 |
| Japan NPB Reserve League | 2024/09/06 04:00 | Rakuten Eagles Reserves v Seibu Lions Reserves | L | 4-0 |