| Japan NPB Reserve League | 2020/09/30 03:30 | Chiba Lotte Marines Reserves v Nipponham Fighters Reserves | D | 3-3 |
| Japan NPB Reserve League | 2020/07/12 04:00 | Chiba Lotte Marines Reserves v Nipponham Fighters Reserves | W | 5-1 |
| Japan NPB Reserve League | 2020/07/11 04:00 | Chiba Lotte Marines Reserves v Nipponham Fighters Reserves | W | 4-3 |
| Japan NPB Reserve League | 2020/07/10 04:00 | Chiba Lotte Marines Reserves v Nipponham Fighters Reserves | L | 1-6 |
| Japan NPB Reserve League | 2020/09/30 03:30 | Chiba Lotte Marines Reserves v Nipponham Fighters Reserves | D | 3-3 |
| Japan NPB Reserve League | 2020/09/02 03:56 | Yokohama Bay Stars Reserves v Chiba Lotte Marines Reserves | L | 5-4 |
| Japan NPB Reserve League | 2020/08/26 07:00 | Chiba Lotte Marines Reserves v Yomiuri Giants Reserves | W | 4-3 |
| Japan NPB Reserve League | 2020/08/25 07:00 | Chiba Lotte Marines Reserves v Yomiuri Giants Reserves | W | 9-2 |
| Japan NPB Reserve League | 2020/08/22 09:00 | Chiba Lotte Marines Reserves v Yokohama Bay Stars Reserves | D | 0-0 |
| Japan NPB Reserve League | 2020/08/12 04:00 | Chiba Lotte Marines Reserves v Seibu Lions Reserves | D | 0-0 |
| Japan NPB Reserve League | 2020/08/11 04:00 | Chiba Lotte Marines Reserves v Seibu Lions Reserves | L | 0-7 |
| Japan NPB Reserve League | 2020/07/26 04:00 | Chiba Lotte Marines Reserves v Yomiuri Giants Reserves | L | 1-2 |
| Japan NPB Reserve League | 2020/09/30 03:30 | Chiba Lotte Marines Reserves v Nipponham Fighters Reserves | D | 3-3 |
| Japan NPB Reserve League | 2020/09/10 04:00 | Nipponham Fighters Reserves v Yomiuri Giants Reserves | L | 5-6 |
| Japan NPB Reserve League | 2020/09/09 04:00 | Nipponham Fighters Reserves v Yomiuri Giants Reserves | L | 4-11 |
| Japan NPB Reserve League | 2020/09/08 04:00 | Nipponham Fighters Reserves v Yomiuri Giants Reserves | W | 4-3 |
| Japan NPB Reserve League | 2020/09/04 04:07 | Rakuten Eagles Reserves v Nipponham Fighters Reserves | W | 1-5 |
| Japan NPB Reserve League | 2020/09/02 03:56 | Nipponham Fighters Reserves v Seibu Lions Reserves | W | 6-5 |
| Japan NPB Reserve League | 2020/09/01 04:00 | Nipponham Fighters Reserves v Seibu Lions Reserves | W | 6-4 |
| Japan NPB Reserve League | 2020/08/28 04:30 | Yokohama Bay Stars Reserves v Nipponham Fighters Reserves | W | 1-4 |