| Japan - NPB - Reserveliga | 2022/09/13 04:00 | Yomiuri Giants - Reserve v Seibu Lions - Reserve | D | 0-0 |
| Japan - NPB - Reserveliga | 2022/08/12 04:00 | Seibu Lions - Reserve v Yomiuri Giants - Reserve | L | 6-13 |
| Japan - NPB - Reserveliga | 2022/04/08 04:00 | Seibu Lions - Reserve v Yomiuri Giants - Reserve | L | 5-9 |
| Japan - NPB - Reserveliga | 2021/10/27 03:30 | Yomiuri Giants - Reserve v Seibu Lions - Reserve | L | 4-1 |
| Japan - NPB - Reserveliga | 2021/10/03 04:00 | Yomiuri Giants - Reserve v Seibu Lions - Reserve | L | 5-1 |
| Japan - NPB - Reserveliga | 2021/09/05 04:00 | Seibu Lions - Reserve v Yomiuri Giants - Reserve | W | 7-3 |
| Japan - NPB - Reserveliga | 2021/09/04 04:00 | Seibu Lions - Reserve v Yomiuri Giants - Reserve | W | 7-4 |
| Japan - NPB - Reserveliga | 2021/07/25 07:00 | Seibu Lions - Reserve v Yomiuri Giants - Reserve | W | 5-2 |
| Japan - NPB - Reserveliga | 2022/09/25 03:00 | Rakuten Eagles - Reserve v Seibu Lions - Reserve | L | 5-4 |
| Japan - NPB - Reserveliga | 2022/09/23 04:00 | Rakuten Eagles - Reserve v Seibu Lions - Reserve | D | 0-0 |
| Japan - NPB - Reserveliga | 2022/09/21 04:00 | Rakuten Eagles - Reserve v Seibu Lions - Reserve | W | 4-5 |
| Japan - NPB - Reserveliga | 2022/09/15 09:00 | Yokohama Bay Stars - Reserve v Seibu Lions - Reserve | W | 2-4 |
| Japan - NPB - Reserveliga | 2022/09/13 04:00 | Yomiuri Giants - Reserve v Seibu Lions - Reserve | D | 0-0 |
| Japan - NPB - Reserveliga | 2022/08/26 04:00 | Nipponham Fighters - Reserve v Seibu Lions - Reserve | L | 6-4 |
| Japan - NPB - Reserveliga | 2022/08/23 04:30 | Nipponham Fighters - Reserve v Seibu Lions - Reserve | D | 5-5 |
| Japan - NPB - Reserveliga | 2022/08/22 09:00 | Chiba Lotte Marines - Reserve v Seibu Lions - Reserve | D | 0-0 |
| Japan - NPB - Reserveliga | 2022/09/21 04:00 | Nipponham Fighters - Reserve v Yomiuri Giants - Reserve | L | 9-2 |
| Japan - NPB - Reserveliga | 2022/09/13 04:00 | Yomiuri Giants - Reserve v Seibu Lions - Reserve | D | 0-0 |
| Japan - NPB - Reserveliga | 2022/09/04 05:00 | Chiba Lotte Marines - Reserve v Yomiuri Giants - Reserve | W | 4-5 |
| Japan - NPB - Reserveliga | 2022/09/03 04:00 | Chiba Lotte Marines - Reserve v Yomiuri Giants - Reserve | L | 7-0 |
| Japan - NPB - Reserveliga | 2022/09/01 04:00 | Yomiuri Giants - Reserve v Nipponham Fighters - Reserve | L | 1-2 |
| Japan - NPB - Reserveliga | 2022/08/31 04:00 | Yomiuri Giants - Reserve v Nipponham Fighters - Reserve | D | 0-0 |
| Japan - NPB - Reserveliga | 2022/08/25 04:00 | Yomiuri Giants - Reserve v Nipponham Fighters - Reserve | W | 3-0 |
| Japan - NPB - Reserveliga | 2022/08/22 07:00 | Rakuten Eagles - Reserve v Yomiuri Giants - Reserve | D | 1-1 |