| 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 | 2020/08/12 04:00 | Yomiuri Giants Reserves v Nipponham Fighters Reserves | L | 8-5 |
| Japan NPB Reserve League | 2020/08/11 04:00 | Yomiuri Giants Reserves v Nipponham Fighters Reserves | L | 10-9 |
| Japan NPB Reserve League | 2020/07/08 07:00 | Nipponham Fighters Reserves v Yomiuri Giants Reserves | L | 2-8 |
| Japan NPB Reserve League | 2020/07/07 07:00 | Nipponham Fighters Reserves v Yomiuri Giants Reserves | D | 0-0 |
| Japan NPB Reserve League | 2020/06/19 04:00 | Yomiuri Giants Reserves v Nipponham Fighters Reserves | D | 0-0 |
| Japan NPB Reserve League | 2020/10/15 03:30 | Yakult Swallows Reserves v Nipponham Fighters Reserves | W | 0-1 |
| Japan NPB Reserve League | 2020/10/14 03:30 | Yakult Swallows Reserves v Nipponham Fighters Reserves | L | 5-3 |
| Japan NPB Reserve League | 2020/10/13 03:30 | Yakult Swallows Reserves v Nipponham Fighters Reserves | L | 6-4 |
| Japan NPB Reserve League | 2020/10/08 03:30 | Nipponham Fighters Reserves v Seibu Lions Reserves | D | 0-0 |
| Japan NPB Reserve League | 2020/10/07 03:30 | Nipponham Fighters Reserves v Seibu Lions Reserves | W | 11-5 |
| Japan NPB Reserve League | 2020/10/06 03:30 | Nipponham Fighters Reserves v Seibu Lions Reserves | W | 11-2 |
| Japan NPB Reserve League | 2020/10/01 03:30 | Chiba Lotte Marines Reserves v Nipponham Fighters Reserves | W | 0-13 |
| Japan NPB Reserve League | 2020/09/30 03:30 | Chiba Lotte Marines Reserves v Nipponham Fighters Reserves | D | 3-3 |
| Japan NPB Reserve League | 2020/10/04 03:30 | Yomiuri Giants Reserves v Seibu Lions Reserves | D | 0-0 |
| Japan NPB Reserve League | 2020/10/02 04:00 | Yomiuri Giants Reserves v Seibu Lions Reserves | W | 6-4 |
| Japan NPB Reserve League | 2020/10/01 04:00 | Rakuten Eagles Reserves v Yomiuri Giants Reserves | W | 2-4 |
| Japan NPB Reserve League | 2020/09/30 04:00 | Rakuten Eagles Reserves v Yomiuri Giants Reserves | W | 4-6 |
| Japan NPB Reserve League | 2020/09/29 04:00 | Rakuten Eagles Reserves v Yomiuri Giants Reserves | L | 12-5 |
| Japan NPB Reserve League | 2020/09/20 04:00 | Rakuten Eagles Reserves v Yomiuri Giants Reserves | D | 0-0 |
| Japan NPB Reserve League | 2020/09/19 04:00 | Rakuten Eagles Reserves v Yomiuri Giants Reserves | D | 10-10 |
| Japan NPB Reserve League | 2020/09/12 04:00 | Seibu Lions Reserves v Yomiuri Giants Reserves | D | 0-0 |