| Japan - NPB - Reserveliga | 2019/07/03 09:00 | Yomiuri Giants - Reserve v Yokohama Bay Stars - Reserve | L | 9-6 |
| Japan - NPB - Reserveliga | 2019/07/02 02:00 | Yomiuri Giants - Reserve v Yokohama Bay Stars - Reserve | L | 3-0 |
| Japan - NPB - Reserveliga | 2019/05/28 09:00 | Yomiuri Giants - Reserve v Yokohama Bay Stars - Reserve | W | 7-8 |
| Japan - NPB - Reserveliga | 2020/07/03 04:00 | Yokohama Bay Stars - Reserve v Nipponham Fighters - Reserve | L | 4-5 |
| Japan - NPB - Reserveliga | 2019/07/23 09:00 | Chiba Lotte Marines - Reserve v Yokohama Bay Stars - Reserve | L | 14-5 |
| Japan - NPB - Reserveliga | 2019/07/21 04:00 | Yokohama Bay Stars - Reserve v Nipponham Fighters - Reserve | L | 5-8 |
| Japan - NPB - Reserveliga | 2019/07/20 04:00 | Yokohama Bay Stars - Reserve v Nipponham Fighters - Reserve | W | 3-2 |
| Japan - NPB - Reserveliga | 2019/07/19 04:00 | Yokohama Bay Stars - Reserve v Nipponham Fighters - Reserve | W | 14-7 |
| Japan - NPB - Reserveliga | 2019/07/08 04:00 | Yokohama Bay Stars - Reserve v Seibu Lions - Reserve | W | 7-5 |
| Japan - NPB - Reserveliga | 2019/07/07 05:00 | Nipponham Fighters - Reserve v Yokohama Bay Stars - Reserve | L | 5-4 |
| Japan - NPB - Reserveliga | 2019/07/06 09:00 | Nipponham Fighters - Reserve v Yokohama Bay Stars - Reserve | W | 1-4 |
| Japan - NPB - Reserveliga | 2020/07/19 04:00 | Chiba Lotte Marines - Reserve v Yomiuri Giants - Reserve | W | 1-2 |
| Japan - NPB - Reserveliga | 2020/07/17 04:00 | Chiba Lotte Marines - Reserve v Yomiuri Giants - Reserve | W | 2-4 |
| Japan - NPB - Reserveliga | 2020/07/16 04:00 | Yomiuri Giants - Reserve v Seibu Lions - Reserve | L | 2-4 |
| Japan - NPB - Reserveliga | 2020/07/15 04:00 | Yomiuri Giants - Reserve v Seibu Lions - Reserve | D | 3-3 |
| Japan - NPB - Reserveliga | 2020/07/08 07:00 | Nipponham Fighters - Reserve v Yomiuri Giants - Reserve | W | 2-8 |
| Japan - NPB - Reserveliga | 2020/07/07 07:00 | Nipponham Fighters - Reserve v Yomiuri Giants - Reserve | D | 0-0 |
| Japan - NPB - Reserveliga | 2020/06/28 04:00 | Yomiuri Giants - Reserve v Rakuten Eagles - Reserve | D | 0-0 |
| Japan - NPB - Reserveliga | 2020/06/19 04:00 | Yomiuri Giants - Reserve v Nipponham Fighters - Reserve | D | 0-0 |