| Japan - NPB Reserve League | 2021/06/24 04:00 | Yokohama Bay Stars - Reserves v Nipponham Fighters - Reserves | L | 2-3 |
| Japan - NPB Reserve Exhibition | 2021/02/19 04:00 | Yokohama Bay Stars - Reserves v Nipponham Fighters - Reserves | W | 6-2 |
| Japan - NPB Reserve League | 2020/08/28 04:30 | Yokohama Bay Stars - Reserves v Nipponham Fighters - Reserves | L | 1-4 |
| Japan - NPB Reserve League | 2020/07/03 04:00 | Yokohama Bay Stars - Reserves v Nipponham Fighters - Reserves | L | 4-5 |
| Japan - NPB Reserve League | 2019/07/21 04:00 | Yokohama Bay Stars - Reserves v Nipponham Fighters - Reserves | L | 5-8 |
| Japan - NPB Reserve League | 2019/07/20 04:00 | Yokohama Bay Stars - Reserves v Nipponham Fighters - Reserves | W | 3-2 |
| Japan - NPB Reserve League | 2019/07/19 04:00 | Yokohama Bay Stars - Reserves v Nipponham Fighters - Reserves | W | 14-7 |
| Japan - NPB Reserve League | 2019/07/07 05:00 | Nipponham Fighters - Reserves v Yokohama Bay Stars - Reserves | L | 5-4 |
| Japan - NPB Reserve League | 2021/06/24 04:00 | Yokohama Bay Stars - Reserves v Nipponham Fighters - Reserves | L | 2-3 |
| Japan - NPB Reserve League | 2021/03/26 03:54 | Yokohama Bay Stars - Reserves v Seibu Lions - Reserves | L | 6-8 |
| Japan - NPB Reserve Exhibition | 2021/02/19 04:00 | Yokohama Bay Stars - Reserves v Nipponham Fighters - Reserves | W | 6-2 |
| Japan - NPB Reserve League | 2020/11/27 03:30 | Chiba Lotte Marines - Reserves v Yokohama Bay Stars - Reserves | L | 10-4 |
| Japan - NPB Reserve League | 2020/11/23 03:30 | Yokohama Bay Stars - Reserves v Yakult Swallows - Reserves | L | 1-5 |
| Japan - NPB Reserve League | 2020/11/19 03:30 | Orix Buffaloes - Reserves v Yokohama Bay Stars - Reserves | L | 9-2 |
| Japan - NPB Reserve League | 2020/11/17 03:30 | Hiroshima Carp - Reserves v Yokohama Bay Stars - Reserves | D | 0-0 |
| Japan - NPB Reserve League | 2020/11/13 03:30 | Chunichi Dragons - Reserves v Yokohama Bay Stars - Reserves | L | 10-1 |
| Japan - NPB Reserve League | 2021/07/05 08:45 | Nipponham Fighters - Reserves v Seibu Lions - Reserves | L | 6-8 |
| Japan - NPB Reserve League | 2021/06/24 04:00 | Yokohama Bay Stars - Reserves v Nipponham Fighters - Reserves | W | 2-3 |
| Japan - NPB Reserve League | 2021/06/17 04:00 | Nipponham Fighters - Reserves v Seibu Lions - Reserves | W | 2-1 |
| Japan - NPB Reserve League | 2021/03/26 04:00 | Nipponham Fighters - Reserves v Yomiuri Giants - Reserves | W | 3-2 |
| Japan - NPB Reserve Exhibition | 2021/02/19 04:00 | Yokohama Bay Stars - Reserves v Nipponham Fighters - Reserves | L | 6-2 |
| Japan - NPB Reserve League | 2020/11/24 03:30 | SoftBank Hawks - Reserves v Nipponham Fighters - Reserves | W | 3-4 |
| Japan - NPB Reserve League | 2020/11/21 03:30 | Nipponham Fighters - Reserves v Chunichi Dragons - Reserves | W | 3-0 |
| Japan - NPB Reserve League | 2020/11/15 03:29 | Hanshin Tigers - Reserves v Nipponham Fighters - Reserves | W | 4-10 |