| Japan - NPB - Reserveliga | 2024/04/19 04:00 | Oisix Niigata v Nipponham Fighters - Reserve | L | 3-7 |
| Japan - NPB - Reserveliga | 2024/04/30 05:00 | Seibu Lions - Reserve v Yomiuri Giants - Reserve | D | 4-4 |
| Japan - NPB - Reserveliga | 2024/04/29 04:00 | Yokohama Bay Stars - Reserve v Seibu Lions - Reserve | W | 0-1 |
| Japan - NPB - Reserveliga | 2024/04/22 04:00 | Rakuten Eagles - Reserve v Seibu Lions - Reserve | L | 5-2 |
| Japan - NPB - Reserveliga | 2024/04/20 04:00 | Rakuten Eagles - Reserve v Seibu Lions - Reserve | D | 0-0 |
| Japan - NPB - Reserveliga | 2024/04/13 04:00 | Yomiuri Giants - Reserve v Seibu Lions - Reserve | L | 3-2 |
| Japan - NPB - Reserveliga | 2024/04/12 04:00 | Yomiuri Giants - Reserve v Seibu Lions - Reserve | W | 4-6 |
| Japan - Phoenix League | 2023/10/30 02:00 | Seibu Lions - Reserve v Hiroshima Carp - Reserve | D | 0-0 |
| Japan - Phoenix League | 2023/10/14 03:30 | Hanshin Tigers - Reserve v Seibu Lions - Reserve | W | 1-2 |