| Japan NPB Reserve League | 2024/06/04 04:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | W | 4-0 |
| Japan NPB Reserve League | 2024/05/23 09:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | D | 2-2 |
| Japan NPB Reserve League | 2024/05/22 04:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | L | 2-7 |
| Japan NPB Reserve League | 2024/05/21 04:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | W | 5-1 |
| Japan NPB Reserve League | 2024/04/29 04:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | L | 0-1 |
| Japan NPB Reserve League | 2023/09/24 04:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | L | 2-3 |
| Japan NPB Reserve League | 2023/09/23 04:30 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | L | 0-2 |
| Japan NPB Reserve League | 2023/09/22 09:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | W | 4-0 |
| Japan Phoenix League | 2024/10/10 03:30 | Yokohama Bay Stars Reserves v Hanwha Eagles Reserves | W | 3-1 |
| Japan Phoenix League | 2024/10/08 03:30 | Yokohama Bay Stars Reserves v Kufu Hayate | L | 2-6 |
| Japan NPB Reserve League | 2024/09/11 09:00 | Yokohama Bay Stars Reserves v Yomiuri Giants Reserves | W | 3-1 |
| Japan NPB Reserve League | 2024/09/10 09:00 | Yokohama Bay Stars Reserves v Yomiuri Giants Reserves | L | 1-6 |
| Japan NPB Reserve League | 2024/06/04 04:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | W | 4-0 |
| Japan NPB Reserve League | 2024/05/23 09:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | D | 2-2 |
| Japan NPB Reserve League | 2024/05/22 04:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | L | 2-7 |
| Japan NPB Reserve League | 2024/05/21 04:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | W | 5-1 |
| 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 |