| Japan NPB Reserve League | 2020/07/09 04:00 | Rakuten Eagles Reserves v Seibu Lions Reserves | L | 7-8 |
| Japan NPB Reserve League | 2020/07/07 03:59 | Rakuten Eagles Reserves v Seibu Lions Reserves | D | 0-0 |
| Japan NPB Reserve League | 2019/07/25 04:00 | Seibu Lions Reserves v Rakuten Eagles Reserves | W | 0-7 |
| Japan NPB Reserve League | 2019/07/24 04:00 | Seibu Lions Reserves v Rakuten Eagles Reserves | W | 3-5 |
| Japan NPB Reserve League | 2019/06/27 04:00 | Rakuten Eagles Reserves v Seibu Lions Reserves | L | 0-2 |
| Japan NPB Reserve League | 2019/06/26 04:00 | Rakuten Eagles Reserves v Seibu Lions Reserves | L | 5-6 |
| Japan NPB Reserve League | 2019/06/25 04:00 | Rakuten Eagles Reserves v Seibu Lions Reserves | W | 5-1 |
| Japan NPB Reserve League | 2019/05/17 04:00 | Seibu Lions Reserves v Rakuten Eagles Reserves | W | 0-3 |
| Japan NPB Reserve League | 2020/09/04 04:07 | Rakuten Eagles Reserves v Nipponham Fighters Reserves | L | 1-5 |
| Japan NPB Reserve League | 2020/07/09 04:00 | Rakuten Eagles Reserves v Seibu Lions Reserves | L | 7-8 |
| Japan NPB Reserve League | 2020/07/07 03:59 | Rakuten Eagles Reserves v Seibu Lions Reserves | D | 0-0 |
| Japan NPB Reserve League | 2020/06/28 04:00 | Yomiuri Giants Reserves v Rakuten Eagles Reserves | D | 0-0 |
| Japan NPB Reserve League | 2019/07/28 04:00 | Nipponham Fighters Reserves v Rakuten Eagles Reserves | W | 3-16 |
| Japan NPB Reserve League | 2019/07/25 04:00 | Seibu Lions Reserves v Rakuten Eagles Reserves | W | 0-7 |
| Japan NPB Reserve League | 2019/07/24 04:00 | Seibu Lions Reserves v Rakuten Eagles Reserves | W | 3-5 |
| Japan NPB Reserve League | 2019/07/17 04:00 | Rakuten Eagles Reserves v Nipponham Fighters Reserves | W | 11-1 |
| Japan NPB Reserve League | 2020/09/12 04:00 | Seibu Lions Reserves v Yomiuri Giants Reserves | D | 0-0 |
| Japan NPB Reserve League | 2020/09/11 04:00 | Seibu Lions Reserves v Yomiuri Giants Reserves | L | 5-7 |
| Japan NPB Reserve League | 2020/09/02 03:56 | Nipponham Fighters Reserves v Seibu Lions Reserves | L | 6-5 |
| Japan NPB Reserve League | 2020/09/01 04:00 | Nipponham Fighters Reserves v Seibu Lions Reserves | L | 6-4 |
| Japan NPB Reserve League | 2020/08/30 04:00 | Yakult Swallows Reserves v Seibu Lions Reserves | L | 7-2 |
| Japan NPB Reserve League | 2020/08/23 04:00 | Yomiuri Giants Reserves v Seibu Lions Reserves | L | 1-0 |
| Japan NPB Reserve League | 2020/08/21 04:00 | Yomiuri Giants Reserves v Seibu Lions Reserves | D | 0-0 |
| Japan NPB Reserve League | 2020/08/12 04:00 | Chiba Lotte Marines Reserves v Seibu Lions Reserves | D | 0-0 |