Head to Head
| Japan NPB Reserve League | 2021/07/25 07:00 | Seibu Lions Reserves v Yomiuri Giants Reserves | L | 5-2 |
| Japan NPB Reserve League | 2021/07/24 07:00 | Seibu Lions Reserves v Yomiuri Giants Reserves | W | 2-3 |
| Japan NPB Reserve League | 2021/07/23 07:00 | Seibu Lions Reserves v Yomiuri Giants Reserves | L | 9-4 |
| Japan NPB Reserve League | 2021/04/22 04:00 | Seibu Lions Reserves v Yomiuri Giants Reserves | W | 0-14 |
| 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 | 2020/10/30 03:30 | Yomiuri Giants Reserves v Seibu Lions Reserves | D | 2-2 |
| Japan NPB Reserve League | 2020/10/04 03:30 | Yomiuri Giants Reserves v Seibu Lions Reserves | D | 0-0 |
Home History
| 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 | 2021/07/31 07:00 | Yokohama Bay Stars Reserves v Yomiuri Giants Reserves | W | 2-4 |
| Japan NPB Reserve League | 2021/07/30 07:00 | Yokohama Bay Stars Reserves v Yomiuri Giants Reserves | D | 3-3 |
| Japan NPB Reserve League | 2021/07/29 04:00 | Yomiuri Giants Reserves v Chiba Lotte Marines Reserves | L | 5-6 |
| Japan NPB Reserve League | 2021/07/25 07:00 | Seibu Lions Reserves v Yomiuri Giants Reserves | L | 5-2 |
| Japan NPB Reserve League | 2021/07/24 07:00 | Seibu Lions Reserves v Yomiuri Giants Reserves | W | 2-3 |
Away History
| Japan NPB Reserve League | 2021/08/03 04:00 | Seibu Lions Reserves v Nipponham Fighters Reserves | L | 5-6 |
| Japan NPB Reserve League | 2021/08/01 06:00 | Chiba Lotte Marines Reserves v Seibu Lions Reserves | L | 4-3 |
| Japan NPB Reserve League | 2021/07/30 04:00 | Chiba Lotte Marines Reserves v Seibu Lions Reserves | D | 4-4 |
| Japan NPB Reserve League | 2021/07/29 04:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | W | 6-10 |
| Japan NPB Reserve League | 2021/07/28 04:00 | Yokohama Bay Stars Reserves v Seibu Lions Reserves | L | 8-2 |
| Japan NPB Reserve League | 2021/07/25 07:00 | Seibu Lions Reserves v Yomiuri Giants Reserves | W | 5-2 |
| Japan NPB Reserve League | 2021/07/24 07:00 | Seibu Lions Reserves v Yomiuri Giants Reserves | L | 2-3 |
| Japan NPB Reserve League | 2021/07/23 07:00 | Seibu Lions Reserves v Yomiuri Giants Reserves | W | 9-4 |