| 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 | 2020/07/26 04:00 | Chiba Lotte Marines - Reserves v Yomiuri Giants - Reserves | L | 1-2 |
| Japan - NPB Reserve League | 2020/07/24 07:00 | Chiba Lotte Marines - Reserves v Yomiuri Giants - Reserves | L | 2-3 |
| Japan - NPB Reserve League | 2020/07/19 04:00 | Chiba Lotte Marines - Reserves v Yomiuri Giants - Reserves | L | 1-2 |
| Japan - NPB Reserve League | 2020/07/17 04:00 | Chiba Lotte Marines - Reserves v Yomiuri Giants - Reserves | L | 2-4 |
| Japan - NPB Reserve League | 2019/06/27 04:00 | Chiba Lotte Marines - Reserves v Yomiuri Giants - Reserves | L | 4-6 |
| Japan - NPB Reserve League | 2019/06/26 04:00 | Chiba Lotte Marines - Reserves v Yomiuri Giants - Reserves | L | 0-3 |
| Japan - NPB Reserve League | 2020/11/27 03:30 | Chiba Lotte Marines - Reserves v Yokohama Bay Stars - Reserves | W | 10-4 |
| Japan - NPB Reserve League | 2020/11/22 03:30 | Chiba Lotte Marines - Reserves v Seibu Lions - Reserves | W | 9-4 |
| Japan - NPB Reserve League | 2020/11/17 03:30 | Chiba Lotte Marines - Reserves v SoftBank Hawks - Reserves | L | 5-10 |
| Japan - NPB Reserve League | 2020/11/12 03:30 | Chiba Lotte Marines - Reserves v SoftBank Hawks - Reserves | L | 2-5 |
| Japan - NPB Reserve League | 2020/11/10 03:30 | Hanshin Tigers - Reserves v Chiba Lotte Marines - Reserves | W | 4-5 |
| Japan - NPB Reserve League | 2020/11/08 03:30 | Orix Buffaloes - Reserves v Chiba Lotte Marines - Reserves | D | 0-0 |
| Japan - NPB Reserve League | 2020/10/01 03:30 | Chiba Lotte Marines - Reserves v Nipponham Fighters - Reserves | L | 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 | 2021/03/26 04:00 | Nipponham Fighters - Reserves v Yomiuri Giants - Reserves | L | 3-2 |
| Japan - NPB Reserve League | 2021/03/24 04:00 | Yomiuri Giants - Reserves v Seibu Lions - Reserves | L | 1-2 |
| Japan - NPB Reserve League | 2021/03/23 04:00 | Yomiuri Giants - Reserves v Seibu Lions - Reserves | L | 0-1 |
| Japan - NPB Reserve League | 2020/11/28 03:30 | Yomiuri Giants - Reserves v SoftBank Hawks - Reserves | L | 1-11 |
| Japan - NPB Reserve League | 2020/11/22 03:30 | Yomiuri Giants - Reserves v SoftBank Hawks - Reserves | L | 1-2 |
| Japan - NPB Reserve League | 2020/11/19 03:30 | Yomiuri Giants - Reserves v Hiroshima Carp - Reserves | L | 1-8 |
| Japan - NPB Reserve League | 2020/11/15 03:35 | Chunichi Dragons - Reserves v Yomiuri Giants - Reserves | W | 2-5 |
| Japan - NPB Reserve League | 2020/11/13 03:30 | Hanshin Tigers - Reserves v Yomiuri Giants - Reserves | W | 1-5 |