| Japan NPB Reserve League | 2023/09/12 04:00 | Yokohama Bay Stars Reserves v Nipponham Fighters Reserves | L | 5-6 |
| Japan NPB Reserve League | 2023/06/25 04:00 | Yokohama Bay Stars Reserves v Nipponham Fighters Reserves | W | 7-3 |
| Japan NPB Reserve League | 2023/06/24 04:00 | Yokohama Bay Stars Reserves v Nipponham Fighters Reserves | W | 12-1 |
| Japan NPB Reserve League | 2023/06/23 04:00 | Yokohama Bay Stars Reserves v Nipponham Fighters Reserves | D | 3-3 |
| Japan NPB Reserve League | 2023/05/11 04:00 | Yokohama Bay Stars Reserves v Nipponham Fighters Reserves | W | 3-0 |
| Japan NPB Reserve League | 2023/05/10 04:00 | Yokohama Bay Stars Reserves v Nipponham Fighters Reserves | L | 3-4 |
| Japan NPB Reserve League | 2023/05/09 04:00 | Yokohama Bay Stars Reserves v Nipponham Fighters Reserves | W | 1-0 |
| Japan NPB Reserve League | 2023/04/20 04:00 | Yokohama Bay Stars Reserves v Nipponham Fighters Reserves | L | 0-9 |
| Japan NPB Reserve League | 2023/09/12 04:00 | Yokohama Bay Stars Reserves v Nipponham Fighters Reserves | L | 5-6 |
| Japan NPB Reserve League | 2023/08/06 04:00 | Yokohama Bay Stars Reserves v Yomiuri Giants Reserves | W | 9-4 |
| Japan NPB Reserve League | 2023/08/05 05:00 | Yokohama Bay Stars Reserves v Yomiuri Giants Reserves | L | 0-2 |
| Japan NPB Reserve League | 2023/07/13 04:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | D | 6-6 |
| Japan NPB Reserve League | 2023/07/12 09:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | L | 1-2 |
| Japan NPB Reserve League | 2023/07/11 09:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | L | 3-5 |
| Japan NPB Reserve League | 2023/06/25 04:00 | Yokohama Bay Stars Reserves v Nipponham Fighters Reserves | W | 7-3 |
| Japan NPB Reserve League | 2023/06/24 04:00 | Yokohama Bay Stars Reserves v Nipponham Fighters Reserves | W | 12-1 |
| Japan NPB Reserve League | 2023/09/12 04:00 | Yokohama Bay Stars Reserves v Nipponham Fighters Reserves | W | 5-6 |
| Japan NPB Reserve League | 2023/09/07 09:00 | Nipponham Fighters Reserves v Yomiuri Giants Reserves | L | 1-2 |
| Japan NPB Reserve League | 2023/09/06 09:00 | Nipponham Fighters Reserves v Yomiuri Giants Reserves | W | 5-3 |
| Japan NPB Reserve League | 2023/09/01 03:30 | Rakuten Eagles Reserves v Nipponham Fighters Reserves | L | 6-0 |
| Japan NPB Reserve League | 2023/08/27 04:00 | Chiba Lotte Marines Reserves v Nipponham Fighters Reserves | W | 0-4 |
| Japan NPB Reserve League | 2023/08/24 04:00 | Nipponham Fighters Reserves v Seibu Lions Reserves | L | 5-8 |
| Japan NPB Reserve League | 2023/08/23 04:00 | Nipponham Fighters Reserves v Seibu Lions Reserves | W | 3-0 |
| Japan NPB Reserve League | 2023/08/17 04:00 | Yomiuri Giants Reserves v Nipponham Fighters Reserves | W | 8-9 |