| Japan - NPB Reserve League | 2021/09/07 04:00 | Yomiuri Giants - Reserves v Nipponham Fighters - Reserves | L | 0-8 |
| Japan - NPB Reserve League | 2021/08/13 04:00 | Yomiuri Giants - Reserves v Nipponham Fighters - Reserves | L | 2-3 |
| Japan - NPB Reserve League | 2021/03/26 04:00 | Nipponham Fighters - Reserves v Yomiuri Giants - Reserves | L | 3-2 |
| Japan - NPB Reserve League | 2020/10/18 04:00 | Nipponham Fighters - Reserves v Yomiuri Giants - Reserves | L | 6-2 |
| Japan - NPB Reserve League | 2020/09/10 04:00 | Nipponham Fighters - Reserves v Yomiuri Giants - Reserves | W | 5-6 |
| Japan - NPB Reserve League | 2020/09/09 04:00 | Nipponham Fighters - Reserves v Yomiuri Giants - Reserves | W | 4-11 |
| Japan - NPB Reserve League | 2020/09/08 04:00 | Nipponham Fighters - Reserves v Yomiuri Giants - Reserves | L | 4-3 |
| Japan - NPB Reserve League | 2020/08/12 04:00 | Yomiuri Giants - Reserves v Nipponham Fighters - Reserves | W | 8-5 |
| Japan - NPB Reserve League | 2021/09/07 04:00 | Yomiuri Giants - Reserves v Nipponham Fighters - Reserves | L | 0-8 |
| Japan - NPB Reserve League | 2021/09/05 04:00 | Seibu Lions - Reserves v Yomiuri Giants - Reserves | L | 7-3 |
| Japan - NPB Reserve League | 2021/09/04 04:00 | Seibu Lions - Reserves v Yomiuri Giants - Reserves | L | 7-4 |
| Japan - NPB Reserve League | 2021/08/18 07:00 | Chiba Lotte Marines - Reserves v Yomiuri Giants - Reserves | W | 1-10 |
| Japan - NPB Reserve League | 2021/08/17 07:00 | Chiba Lotte Marines - Reserves v Yomiuri Giants - Reserves | W | 0-2 |
| Japan - NPB Reserve League | 2021/08/13 04:00 | Yomiuri Giants - Reserves v Nipponham Fighters - Reserves | L | 2-3 |
| Japan - NPB Reserve League | 2021/08/11 05:31 | Yakult Swallows - Reserves v Yomiuri Giants - Reserves | W | 1-4 |
| Japan - NPB Reserve League | 2021/08/09 07:00 | Yakult Swallows - Reserves v Yomiuri Giants - Reserves | L | 17-2 |
| Japan - NPB Reserve League | 2021/09/07 04:00 | Yomiuri Giants - Reserves v Nipponham Fighters - Reserves | W | 0-8 |
| Japan - NPB Reserve League | 2021/09/01 03:55 | Nipponham Fighters - Reserves v Seibu Lions - Reserves | L | 10-11 |
| Japan - NPB Reserve League | 2021/08/28 04:00 | Rakuten Eagles - Reserves v Nipponham Fighters - Reserves | W | 5-6 |
| Japan - NPB Reserve League | 2021/08/27 04:30 | Rakuten Eagles - Reserves v Nipponham Fighters - Reserves | W | 2-3 |
| Japan - NPB Reserve League | 2021/08/20 04:00 | Seibu Lions - Reserves v Nipponham Fighters - Reserves | W | 3-4 |
| Japan - NPB Reserve League | 2021/08/17 04:00 | Orix Buffaloes - Reserves v Nipponham Fighters - Reserves | W | 1-6 |
| Japan - NPB Reserve League | 2021/08/13 04:00 | Yomiuri Giants - Reserves v Nipponham Fighters - Reserves | W | 2-3 |
| Japan - NPB Reserve League | 2021/08/03 04:00 | Seibu Lions - Reserves v Nipponham Fighters - Reserves | W | 5-6 |